— Lovely weather, isn’t it?— Yes, a bit hot, ______ ．

All passengers _______, please fasten your seat belts and remain seated _______ the plane is landing.

—Are you worried about the coming exam?—Only ______.

Time is pressing. Although the weather was terrible, we carried on the work ________.

As is often the case, the fact that something is cheap doesn’t _____ mean it’s of low quality.