I hope we can fly to _________ moon one day.

I think _____ of the materials I listen to at the beginning of the exam _____easy.

Sandra failed to pass the exam. — __________ ? Nobody works harder than she does.

It is careless _______ such a mistake.

Excuse me, where is Suguo Supermarket, please?— Take the No. 108 bus and ______ at the fourth bus stop.