1 . 我怀疑这首歌曲是否值得一听。
_______________________________________

2 . Is June a good time to visit Hong Kong?   I wonder. (合并为一句)
I wonder ________ ________ ________ a good time to visit Hong Kong.

3 . “Are you OK?”my mother asked me. （改为间接引语）
My mother asked me ________ I ________ OK.

4 . —I’m not sure ________ you eat vegetables every day.     
—I know ________ they are good for our health, so I eat them every day.

A．if; that

B．that; if

C．that; that

D．if; if

5 . Jim hasn’t decided ________ to go home by bus or by train.

A．if

B．that

C．how

D．whether

6 . Lin Hui asked me, “Do you help your parents with the housework?”（改为同义句）
Lin Hui asked me ____I ____ my parents with the housework.

7 . —I wonder ________.
—Well, I think the Lake Park is a good choice.

A．what I shall sell at my street stall	B．whom I could open a street stall with
C．if I can open a street stall after work	D．which is the best place for a street stall

8 . I don’t know ______________ (if) it will be fine tomorrow.

9 . —Could you tell me ________?
—Certainly.

A．how long you will leave	B．if the air is badly polluted
C．whether you had got ready for the exam	D．what’s the story about

10 . —The match is so exciting. The opposite team is really strong.
—Yes, I doubt ________ our team will win or not.

A．if

B．that

C．whether

D．why