The physics teacher told the students to observe carefully what would happen when a (n) _____ acted on the object.
Experts and teachers all think that failure is not __________ a bad thing to some extent.
---What do you think about the measures taken to prevent _________ global warming? --- On __________ whole, they are good.
---Shall we go out for a meal tonight? ---__________. We haven’t been out for ages.
I would appreciate ___________, to be frank, if the goods could be delivered as soon as possible.
---- How did it __________ that you made such a silly mistake? ---- I myself haven’t figured it out yet.