.李明在光明路一家中外合资公司买了一台电冰箱，使用半年后出现了问题。即向公司写信要求来人修理。内容如下：
1．去年我在你们商店买了一台电冰箱，外形和颜色我都很满意。
2．但是，最近发现电冰箱时常发出噪音，从低到高，有时甚至停止工作。
3．我们对此深感失望。希望能尽快派人来修理。来时请打电话联系。电话：66065531
我们将在家恭候。
4．100词左右。
5．开头和结尾已给出，不计入总词数。
Dear sir,
Customer
Li Ming
If you want to visit the museum, I recommend ___________ there by underground.
| A．you to go | B．going | C．you went | D．to going |
He is going into hospital to have a small __________ her knee.
| A．operate on | B．operation for | C．operation to | D．operation on |
___ in experience, she didn’t manage to pass the interview.
| A．Lack | B．Lack of | C．For lack of | D．Lacking |
Stress can be extremely damaging to your health. Exercise, _, can reduce its effects.
| A．at the same time | B．while | C．though | D．meanwhile |
In the meantime, the question facing business is whether such research is ______ the costs.
| A．worth | B．worth of | C．worthy | D．worthwhile |