1. It's really hard for us to （ ）all poisonous gases.
A. get rid to;
B. get rid of
C. get the rid
D. give rid of
正确答案：B
2. The garden requires（ ）.
A. watering
B. being watered
C. to water
D. having watered
正确答案：A
3. Ted isn't（ ）boy in his class, but he is taller than some boys in class.
A. the tallest
B. any of the taller
C. some the other tallest
D. some of the other tall
正确答案：A
4. We have five typewriters in our office, but （ ）of them are in good order.
A. none
B. not
C. neither
D. no
正确答案：A
5. Grandma has no water, please（ ）some for her.
A. take
B. fetch
C. catch
D. bring
正确答案：B
6. I still remember the year（ ）I first came to this beautiful city.
A. which
B. in which
C. that
D. for which
正确答案：B
7. Only if you follow the notes（ ）operate the machine.
A. we can
B. will we
C. we do
D. we will
正确答案：B
