Now every family in Harbin uses natural gas.(天然气) But the price of it will be higher in May,. If each month Jin’s family uses the same units of natural gas, they will spend _____more IN THIS YEAR.
A．￥ 12
B．￥ 144
C．￥ 96
We went to the beach last Sunday, and we had great fun _____ volleyball.
| A．play | B．playing | C．played |
D．to play |
—Lily,______ do you study for a math best? —By asking my teacher for help.
| A．how | B．who | C．why | D．what |
—Tom, you look tired this morning. What’s wrong?
—I was so busy that I didn’t go to bed _____ 12 o’clock last night.
| A．until | B．when | C．though | D．unless |
—I hope the summer vacation will come soon.
—_______.It’s really relaxing.
| A．So I did | B．So I do | C．So did I | D．So do I |
—What do you think of the two backpacks? —______ of them are very nice.
| A．Either | B．Both | C．Each | D．All |