I lunchwhen I learned that former British prime minister Margaret Thatcher had passedaway.

It’s clever _____ you to help me work out this difficultmaths problem. Thanks.— You are welcome. Now it’s easier ______ you tounderstand it.

Li Hua’s shoes are as_________ as Li Hui’s.

Did the teacher tell us_______ to the station – Yes. She said we should meet there at ten.

at the forest was destroyed by a bigfire, a large ________of trees ______ to be planted on the mountain．