Is Linda good at singing? Yes, she is....

单项选择题Is Linda good at singing? Yes, she is. We often hear her（）in her room.

A.to sing
B.sang
C.sing
D.sings

1.单项选择题In some parks visitors are requested to keep（）the grass.

A.aside
B.away
C.out
D.off

2.单项选择题In order to（）your goals, you must work hard.

A.make
B.achieve
C.require
D.develop

3.单项选择题In order to（）the disease, the first thing we should do is to do research about it and find out a satisfactory cure.

A.confirm
B.conduct
C.control
D.confuse

4.单项选择题If you observe more closely, Margaret is（）of the two girls.

A.the taller
B.taller
C.the tallest
D.tallest

5.单项选择题If you need me, just let me know. I will（）

A.that's all right
B.thank you
C.all right
D.not at all

6.单项选择题If you（）your work, you can go there first.

A.will finish
B.finished
C.finishing
D.have finished

7.单项选择题If the doctor had been available, the child （）

A.would not die
B.could not have died
C.might not die
D.should not have died

8.单项选择题If she wants to stay thin, she must make a（）in her diet

A.change
B.turn
C.run
D.go

9.单项选择题If Mary（）shopping this afternoon, please ask her to write a shopping list first.

A.will go
B.goes
C.went
D.has gone

10.单项选择题If by any chance someone comes to see me, ask the person to leave a（）

A.message
B.letter
C.sentence
D.notice