---You look unhappy, what’s happening, my son?
---I’m wondering how long it’ll be________ we come to China again.
| A．since | B．when | C．before | D．after |
It has been raining every day so far. I hope tomorrow will fine.
| A．turn to | B．turn up | C．turn into | D．turn out |
According to the recent research, heavy coffee drinking and heart attack is not necessarilyand effect
| A．reason | B．impact | C．fact | D．cause |
It was in the village he once lived he got his junior education.
| A．that; where | B．where that | C．which; where | D．where; which |
I ate ____sandwich while I was waiting for ____20:08 train.
| A．the; a | B．the ;the | C．a; the | D．a; a |
It is said that he is the manager of the company .In other words ,the company ishim.
| A．in charge of | B．taking charge of | C．in the charge of | D．under charge of |