1 . Without enough exercise, you will get fat.（改为同义句）
________ ________ ________ take enough exercise, you will get fat.

2 . 我认为他们不会同意我们的看法的。
I ________ ________ they ________ ________ with us.

3 . 如果你不告诉我，我就自己把它弄明白。
I will find it out myself ________ you ________ me.

4 . Ride your bike or you’ll be late. （用if改写句子）
You’ll be late if you __________ __________ your bike.