---- Do you know the _____ of the stone?
---- Yes. It _____ about 200 kilos.
| A．weight; weighs | B．weights; weighs | C．weigh; weighs | D．weigh; weights |
—How many boys are there in our school?
—In our class, ___________of the students are boys.
A. three fifths B. third fifthsC. three fifth
—Have they visited the zoo many times.
—______________. Only once.
A. Yes, they have B. No, they haven’tC. No, they have
His father has worked in this factory________ he came here in 1985.
A. for B. since C.when
The traffic in the town _______be terrible, but now it has improved a lot. I think you will ________it soon.
A. get used to; used to B. get used to; use to C. used to; get used to
—It smells terrible. What has happened here?
—Look, there is much waste gas _______from the chemical factory.
A. pouring B. pour C. pours