I would appreciate ______, to be frank, if the goods could be delivered as soon as possible．

He was so _____when he heard the _______ news that he got the first prize in the contest.

Some Maths problems in this book are difficult for the students work out.[ ]

How many birds can you see in the trees?—I can see birds in them.

The doctor told him that he should take a holiday to relax himself, but _________ didn’t help.