My cousin graduated from a normal university ten years ago and __________ as a teacher ever since.
| A．has worked | B．works |
| C．worked | D．had worked |
So difficult ________ it to work out the problem that I decided to ask my teacher for advice.
| A．I did find | B．I have found | C．have I found | D．did I find |
I told you that you shouldn’t waste your time playing the games, ______?
| A．didn’t I | B．did I | C．should you | D．shouldn’t you |
—Will you _____ our pet dog while we are on vacation?
— Well, that ought to be no problem.
| A．keep an eye of | B．keep an eye on |
| C．have an eye for | D．have an eye on |
—It cost me 30 yuan to get there.
—Well, it was crazy of you to take a taxi ______ you would come by bus as well.
| A．unless | B．while | C．when | D．because |
________the pressure from work, teachers have to deal with psychological problems caused by interpersonal relationship.
| A．As well as | B．As long as | C．As far as | D．As soon as |