1. unemployment and crime are high, it can be assumed that the latter is due to the former.

A. Before B. Where C. Unless D. Until

2. Distinguished guests and friends, welcome to our school, the ceremony of the 50th Anniversary this morning are our alumni （校友） from home and abroad.

A. Attend B. To attend C. Attending D. Having attended

3. --- What’s the matter with Della?
--- Well, her parents wouldn’t allow her to go to the party, but she still

A. hopes to B. hopes so C. hopes not D. hopes for

4. Many young people in the West are expected to leave could be life’s most important decision -- marriage -- almost entirely up to luck.

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

5. Nine in ten parents said there were significant differences in their approach to educating their children compared with of their parents.

A. those B. one C. both D. that

1【答案】B

【解析】哪兒的失業率高 ,哪兒的犯罪就率高,那可以認為是前者導致后者的原因。

2【答案】C

【解析】主句 .Distinguished guests and friends are our alumni （校友） from home and abroad. Attending the ceremony of the 50th Anniversary this morning非謂語動詞作伴隨狀語。

3【答案】A

【解析】考察固定搭配，hope to do sth;

4【答案】D

【解析】句中此處是一個名詞性定語從句，leave 是動詞，后面要加賓語。其中that 和which 引導賓語從句的話，要有先行詞在連接詞的前面。所以應該選D

5【答案】D

【解析】代詞 指代are expected