1 . — Would you like to watch Avengers: Endgame in the IMAX theater with me?
— I’d love to, ________ I have watched it twice. The movie is really a treat to eyes.

A．if

B．since

C．because

D．even though

2 . —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

3 . I don’t care ________ you like jazz or not.

A．if

B．whether

C．what

D．when

4 . Oh, my god, I don’t know ________ or not I will have time to watch Jay Chow’s vocal concert(演唱会) tomorrow.

A．that

B．whether

C．whenever

D．if

5 . —The Dragon Boat races are so exciting, but our boat is still behind.
—Don’t worry. I’m sure ________ our team will win!

A．if

B．that

C．whether

D．why

6 . It's so quiet here! We can hardly believe ________ we're in the city centre.

A．what

B．if

C．that

D．where

7 . I wonder ______ I can get some advice from you.

8 . My son will go to New York for further study. I am wondering ________ he ________ miss me or not.

A．if; would

B．whether; will

C．if; should

D．whether; should

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

A．if

B．that

C．how

D．whether

10 . He asked me          __ Tom would go to the party or not. I said      __      he was invited, he would go.

A．if; if

B．whether; whether

C．if; whether

D．whether; if