Tom’s mother was ill ___ hospital so he was ____ hospital to look after her.
| A．in；in | B．in the；on | C．in the；in | D．in；in the |
The _____ population has caused many serious problems.
| A．increase | B．increased | C．increasing | D．increases |
— What did he say just now?
— He asked me ________.
A. when my sister came back
B. when did my sister come back
C. When my sister will come back
—Thanks a lot for offering me so much help!
— !
A. It’s a pleasure
B. With pleasure
C. You’re kidding
—Did you get up early to do exercise in the morning, Bruce?
—Yes, quite early. I have to it.
A. used B. became used C. got used
—How terrible the pollution is here!
— Yes. It is harmful ________ both humans and animals.
A. for B. to C. with