You must be very tired. Why not ___________a rest

The silence in the dark building was scaring. No sound and voice____ heard at that moment.

Jack said he would have to stay up late to prepare for his geography project tonight.— But he Mr Zhao said we could hand it in next week.

Has Wendy handed in her application form— Not sure. She told me that she wanted to check againand it in soon.

Could you please help me choose a dress online ___ . My computer doesn’t work.