Hurry up! If we miss ______ last bus, we’ll have to get home by______ taxi.

A.a;/B.the; aC.the;/ D.a; a

_____March 20____26, the US first lady Michelle Obama was on a trip to China with her daughters and mother.

A.Between…and B.From…to

C.By…to D.On…to

We’ve decided to decorate our new flat by ______ this weekend.

A.us B.our

C.ours D.ourselves

---Can you come on Monday or Tuesday, John?

---I’m afraid _______ day is possible. I will be very busy on those two days.

A.every B.some

C.eitherD.neither

________ of the city was covered with the heavy smog.

A.Two-third B.Two-thirds

C.Two-three D.Two-threes

The bus driver always says to us: “Don’t get off ______ the bus stops.”

A.when B.while

C.until D.if

Mary takes a lot of exercise every day and she is always full of_______.

A.knowledge B.energy

C.change D.damage

All the students are talking and laughing in the classroom and it’s ______.

A.noisy B.lonely

C.quiet D.strict

Dear students, please read every sentence carefully. ______you are, ______mistakes you’ll make.

A.The more carefully, the fewer

B.The more careful, the less

C.The more carefully, the less

D.The more careful, the fewer

Look at the sign! It says: You______ park your cars here.

A.mustn’t B.needn’t

C.shouldn’t D.can’t