So difficult _______it to work out the problem that I decided to ask Tom for some advice.

A. I did find                     B. did I find               C. I’ve found                D. have I found

He devoted most of his time to his research, believing his hard work would _____sooner or later.

A. put off    B. take off   C. get off    D. pay off

 ---Did you visit the famous museum?

---No. We____it . But we spent too much time shopping.

A. can’t have visited   B. could have visited   

C. must have visited     D. shouldn’t have visited

 The salesman sold the land to a newcomer with a story made up by them ____trees would grow well on it.

A. where    B. that    C. who     D. which

_____hard and you will ssee that good luck comes your way eventually.

A. Work    B. To work    C. Worked     D. Working

Our class will put on a wonderful performance on October 1, ____we think is a very important holiday in our country.

A. when   B. which   C. that    D. what

---Shall we go to see our teacher tomorrow morning?

---I’d like to, but I ____a test between 8 and 10 am.

A. took   B. will be taking   C. am about to take   D. have taken

The ____involved in starting a business are high.

A. prices    B. costs    C. money   D. value

In the face of ____failure, it is the most important to keep up ____good state of mind.

A. /; the     B. a; /     C. the; /     D. /; a

  假如你是李东，三周前在ABC 电子市场买了一只MP3播放器，但用了几天就坏了，你去A电子市场交涉，可是却被告知要去厂方才能解决问题。厂方答应一周内修复。但是，你等了两周还没有收到播放器。为此，你写了一封简单扼要的投诉信，说明情况并表示自己尽快拿到播发器。

注意：1、 信的开头已写好，只须接着写。

可以适当增加细节，使内容连贯。

2、字数100 左右。

(生词：电子市场：E―market)

Dear Sir,

  I bought…