初中英语连词成句单选题

— Are Maria and Helen sisters?
— No．__________ they’re good friends．
A．And                      B．But                      C．Then

Amy has ten baseballs,                  she doesn't play them.

A．and

B．with

C．but

D．so

       Mr. Brown       Ms White knows French，so I have to ask a third person for help.
A. Both；and        B. Neither；nor     C. Either；or

Tom didn’t go hiking with his classmates ____ his illness.

A．because

B．because of

C．as

D．since

-_______is that boy ?  -Oh , he is Ben .
A、Whose                 B、Who              C、What

---Finish your homework,          you can’t play computer games, Jim.
---All right, Mum.

A．but

B．till

C．and

D．or

My father was reading a book ________ I was doing my homework.

A．before

B．after

C．when

D．while

Nobody has the right to laugh at others          he is right．

A．until

B．because

C．though

D．if

Jim came into the room ______ Millie sat down on the chair last night.

A．as

B．while

C．when

D．since

What a nice day! You are not busy today. ______ go to the park with Sam?

A．What about

B．Why don’t

C．Let’s

D．Why not

About 75% percent of the students can go swimming ____the rest can't.

A．while

B．and

C．so

D．or

We will give you a good price ________ you are thinking of buying it.

A．until

B．and

C．so that

D．if

Tom didn’t go hiking with his classmates            his illness.
A. because         B. because of                C. since

You can’t get good grades______ you study hard.

A．when

B．because

C．unless

D．that

This is a cheap and simple process(过程), ____ ,there are dangers.

A．but

B．so

C．because

D．However