Water, air and sunshine are __________great importance ____living things.
_________ people lost their lives in the accident. A. Two thousands B. Two thousand of C. Thousands of
I have ___ useful grammar book. It was a present for my mother. A. aB. anC. the
The teacher made him _________ his homework. A. to doB. did C. do
---I have finished my homework ,let’s watch the program I AM A SINGER on Hunan TV. ---_________.
---We can use QQ to talk with each other on the Internet. ---Really? But can you tell me _______it.