My sister ______ go to bed _______ my mother came back last night.

A. not until                B. doesn't; until

C. didn't; until            D. aren't; until

__________ important for children __________ on themselves.

A.That`s; to depend             B. It`s; to depend

C. That`s; depending          D. It`s; depending

The book is         for us to read.

A.good enough              B.enough good

C.too good                  D.too well

His father told him ________ his best friend to dinner this Sunday.

A.invite                  B.ask

C.to invite               D.asking

The more you smile, the ________ you will feel.

A.happy                   B.happier

C.happily                D.more happily

Though he is young, he can _______his bed and ______his clothes.

A. make, fold          B. fold , make        C. make, make

Could you please ___ your room after school?

A. to clean                B. cleaning

C. clean                    D. cleans

—_____ you please play tennis with me? —Sorry, I _____.

A. Could; can’t             B. Could; couldn’t

C. Can; don’t               D. Can; couldn’t

--I’m a little hungry, Mum. --There are some cakes on the plate. You can take _______.

A. it                  B. one

C. that                   D. this

— How was your stay in Hong Kong?

—    And it was a pity that I couldn’t stay there longer.

A. Nothing could be worse.         B. It was just fantastic.

C. A terrible experience.          D. What a hard time I had!