【推荐1】The cute dog caught my eyes ________ I walked into the pet store.

A．as soon as

B．ever since

C．although

D．unless

【推荐2】— What made you surprised during the trip to Paris?
— The tour guide. He still works __________ he is in his seventies.

A．although

B．but

C．if

【推荐3】—I wonder whether I could watch Frozen 2, after all I'm too old to watch cartoons.
—Well, I've already seen it. ________ the film is for children, I promise you'll not be disappointed.

A．Although

B．Because

C．Unless

【推荐1】________ the good weather, we finished the work on time.

A．Thanks to

B．Thanks for

C．Thank to

D．Because

【推荐2】I like koalas very much _________ they are really cute.

A．so

B．because

C．but

【推荐3】We have to stay at home_____ the bad weather.

A．but

B．because

C．because of

D．although

【推荐1】You won’t enjoy the novel ________ you put your heart into it.

A．if

B．when

C．though

D．unless

【推荐2】Don’t talk with your partner in class ________ you are asked to do so.

A．after

B．unless

C．if

【推荐3】_________ you eat this kind of fish, you’ll never forget its special taste.

A．Unless

B．Once

C．Until

D．Though

【推荐1】Tony didn't go to school yesterday        he was ill.

A．so

B．if

C．because

D．although

【推荐2】The boys can’t go swimming ______ their parents don’t allow(允许) them to go.

A．because

B．because of

C．as

D．for

【推荐3】Many students like playing in the playground ________ it is fun.

A．if

B．because

C．before

D．after