---what causes your heart attack？
---It is_____
| A．because of your overweight |
| B．your being overweight |
| C．because you are overweight |
| D．you are so overweight |
— Shall we go shopping in the Walking Street on Sunday?
—______.
| A．It’s your opinion | B．I don’t mind | C．It’s all up to you | D．That’s your decision |
. Dr. Smith, together with his wife, ______ visit Beijing this summer.
| A．is going to | B．are going to | C．was going to | D．were going to |
. I advises the thief______ into prison.
| A．referred to being put | B．referred be put |
| C．referred to be put | D．referred should be put |
I failed again in the exam and only then______ how much time I had wasted.
| A．I realized | B．I had realized | C．did I realize | D．had I realized |
. — What happened over there?
— They argued______ the waiter______ the price of the meal.
| A．to, for | B．against, over | C．for, at | D．with, about |