diff --git a/helper.php b/helper.php
index 367e827f..d5946fb2 100644
--- a/helper.php
+++ b/helper.php
@@ -14,6 +14,7 @@
 //-------------------------
 
 use think\Cache;
+use think\Collection;
 use think\Config;
 use think\Cookie;
 use think\Db;
@@ -23,7 +24,6 @@ use think\exception\HttpResponseException;
 use think\Lang;
 use think\Loader;
 use think\Log;
-use think\model\Collection;
 use think\Request;
 use think\Response;
 use think\Session;
@@ -330,7 +330,7 @@ if (!function_exists('cookie')) {
             Cookie::clear($value);
         } elseif ('' === $value) {
             // 获取
-            return 0 === strpos($name, '?') ? Cookie::has(substr($name, 1), $option) : Cookie::get($name);
+            return 0 === strpos($name, '?') ? Cookie::has(substr($name, 1), $option) : Cookie::get($name, $option);
         } elseif (is_null($value)) {
             // 删除
             return Cookie::delete($name);
diff --git a/library/think/Model.php b/library/think/Model.php
index d671028d..0a603ad0 100644
--- a/library/think/Model.php
+++ b/library/think/Model.php
@@ -1386,7 +1386,7 @@ abstract class Model implements \JsonSerializable, \ArrayAccess
     protected function getForeignKey($name)
     {
         if (strpos($name, '\\')) {
-            $name = basename(str_replace('\\', '/', $model));
+            $name = basename(str_replace('\\', '/', $name));
         }
         return Loader::parseName($name) . '_id';
     }
diff --git a/library/think/model/relation/HasMany.php b/library/think/model/relation/HasMany.php
index 96688cb1..2ddf370f 100644
--- a/library/think/model/relation/HasMany.php
+++ b/library/think/model/relation/HasMany.php
@@ -245,7 +245,7 @@ class HasMany extends Relation
         }
         return $this->parent->db()->alias($model)
             ->field($model . '.*')
-            ->join($table . ' ' . $relation, $model . '.' . $this->localKey . '=' . $relation . '.' . $this->foreignKey, $this->joinType)
+            ->join($table . ' ' . $relation, $model . '.' . $this->localKey . '=' . $relation . '.' . $this->foreignKey)
             ->where($where);
     }
 
diff --git a/library/think/model/relation/HasOne.php b/library/think/model/relation/HasOne.php
index f0b9b9cb..b1fa25f0 100644
--- a/library/think/model/relation/HasOne.php
+++ b/library/think/model/relation/HasOne.php
@@ -40,7 +40,7 @@ class HasOne extends OneToOne
      * @param \Closure  $closure 闭包查询条件
      * @access public
      */
-    public function getRelation($subRelation = '', $colsure = null)
+    public function getRelation($subRelation = '', $closure = null)
     {
         // 执行关联定义方法
         $localKey = $this->localKey;
@@ -54,24 +54,25 @@ class HasOne extends OneToOne
     /**
      * 根据关联条件查询当前模型
      * @access public
-     * @param Model    $model 模型对象
      * @param mixed    $where 查询条件（数组或者闭包）
      * @return Query
      */
-    public function hasWhere($model, $where = [])
+    public function hasWhere($where = [])
     {
-        $table = $this->query->getTable();
+        $table    = $this->query->getTable();
+        $model    = basename(str_replace('\\', '/', get_class($this->parent)));
+        $relation = basename(str_replace('\\', '/', $this->model));
         if (is_array($where)) {
             foreach ($where as $key => $val) {
                 if (false === strpos($key, '.')) {
-                    $where['b.' . $key] = $val;
+                    $where[$relation . '.' . $key] = $val;
                     unset($where[$key]);
                 }
             }
         }
-        return $model->db()->alias('a')
-            ->field('a.*')
-            ->join($table . ' b', 'a.' . $this->localKey . '=b.' . $this->foreignKey, $this->joinType)
+        return $this->parent->db()->alias($model)
+            ->field($model . '.*')
+            ->join($table . ' ' . $relation, $model . '.' . $this->localKey . '=' . $relation . '.' . $this->foreignKey, $this->joinType)
             ->where($where);
     }
 
diff --git a/library/think/model/relation/MorphMany.php b/library/think/model/relation/MorphMany.php
index c4c23df7..68eb0834 100644
--- a/library/think/model/relation/MorphMany.php
+++ b/library/think/model/relation/MorphMany.php
@@ -160,6 +160,7 @@ class MorphMany extends Relation
      * @param array     $where 关联预查询条件
      * @param string    $relation 关联名
      * @param string    $subRelation 子关联
+     * @param \Closure  $closure 闭包
      * @return array
      */
     protected function eagerlyMorphToMany($where, $relation, $subRelation = '', $closure = false)
diff --git a/library/think/model/relation/OneToOne.php b/library/think/model/relation/OneToOne.php
index ea16b92b..0ff739cc 100644
--- a/library/think/model/relation/OneToOne.php
+++ b/library/think/model/relation/OneToOne.php
@@ -19,13 +19,25 @@ use think\model\Relation;
 
 abstract class OneToOne extends Relation
 {
-    // 预载入方式
-    protected $eagerlyType = 0;
+    // 预载入方式 0 -JOIN 1 -IN
+    protected $eagerlyType = 1;
     // 当前关联的JOIN类型
     protected $joinType;
     // 要绑定的属性
     protected $bindAttr = [];
 
+    /**
+     * 设置join类型
+     * @access public
+     * @param string  $type JOIN类型
+     * @return $this
+     */
+    public function joinType($type)
+    {
+        $this->joinType = $type;
+        return $this;
+    }
+
     /**
      * 预载入关联查询（JOIN方式）
      * @access public
@@ -67,8 +79,7 @@ abstract class OneToOne extends Relation
         if ($closure) {
             // 执行闭包查询
             call_user_func_array($closure, [ & $query]);
-            //指定获取关联的字段
-            //需要在 回调中 调方法 withField 方法，如
+            // 使用withField指定获取关联的字段，如
             // $query->where(['id'=>1])->withField('id,name');
             if ($query->getOptions('with_field')) {
                 $field = $query->getOptions('with_field');
@@ -256,6 +267,9 @@ abstract class OneToOne extends Relation
         // 预载入关联查询 支持嵌套预载入
         if ($closure) {
             call_user_func_array($closure, [ & $model]);
+            if ($field = $model->getOptions('with_field')) {
+                $model->field($field)->removeOption('with_field');
+            }
         }
         $list = $model->where($where)->with($subRelation)->select();