我昨晚太担心了，完全无法入睡。

I was so worried, I couldn't ___get ___to ___sleep at all last night.

我通常睡前在床上坐起来读一会儿书。

I usually sit up in bed and read for a while before ___going ___to ___sleep.

因为这里很热，我买了个风扇，晚上必须用它，否则我无法入睡。

Since it's quite hot here I bought a fan, I have to use it at night otherwise I can't ___get ___to ___sleep.