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问题 多项选择题

在下列园林中，位于扬州的是( )。

A．拙政园

B．寄畅园

C．个园

D．何园

E．留园

答案

参考答案：C,D

解析： 拙政园、留园位于苏州。寄畅园位于无锡，个园和何园均位于扬州。因此本题正确答案为CD。

填空题

用who / which / where / when / whose / that 填空。

1. This is the professor ______ taught me chemistry in 1980.

2. The hospital ______ was built five years ago has been modernized.

3. This is the boy ______ father died three years ago.

4. The film ______ we saw the day before yesterday is very interesting.

5. Do you know the student ______ was praised at the meeting?

6. 1949 is the year ______ the People's Republic of China was founded.

7. They work in a factory ______ makes radio parts.

8. They work in a factory ______ radio parts are made

9. This is the vision phone through ______ we can see and talk to our friends.
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多项选择题

假设单一因素改变，下列哪项因素的变化可致使SNR降低（）

A.FOV增大

B.NEX减小

C.主磁场场强升高

D.TE延长

E.矩阵增大
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