have a screw loose造句

1、He must have a screw loose somewhere; he's acting really strangely.
他一定是哪根筋不对，他的行动真奇怪。

2、John must have a screw loose to quit such a good job
约翰辞掉这么好的工作，一定是神经不正常。

3、John must have a screw loose to quit such a good job.
约翰辞掉这么好的工作，一定是神经不正常。

4、Bill must have a screw loose somewhere; he's acting really strangely.
比尔肯定是哪里不对劲了，他的行为很奇怪啊。

have a screw loose翻译