The price of the house _____ increasing all the time, but there are still lots of people ______ to buy houses．
| A．is, to wait | B．are, waiting |
| C．is, waiting | D．are, to wait |
根据句意，用所给单词的适当形式填空。Columbus made the ___________ (discover)of the new land.
The __________mother thanked the policeman again. (thank)
We should stop using p___________ bags to protect the environment.
Last night his _________ (ill) kept him awake.
Between the two buildings __________ (be) a tall tree.
— Happy birthday， Tom.
— _______.
| A．With pleasure | B．Not at all |
| C．Me， too | D．Thanks a lot |
The doctor did _________ he could _________ Mary with her leg.
| A．what； to help | B．that； help |
| C．which； to help | D．what； help |
He wanted to read more， so he asked his friend if there was _______ to read.
| A．something easy enough | B．something enough easy |
| C．enough easy something | D．easy enough something |
—Do you have to hold our English party in the classroom?
—Well. I don’t know ______if not there.
| A．what can we do it | B．when can we do it |
| C．where can we do it | D．where we can do it |