A. a;an B. an;an C. an;a D. a,a

A. It’s a B. It’s C. It D. is

【题目】—What do you think of her teaching English?
—Great! No one teaches ________ in our school．
A.good
B.worse
C.better
D.best

A. green those B. these green C. green ones D. these ones

A. Good luck B. What a pity C. Sounds great

【题目】If we sit by ________ window of the train, we'll have ________ better sight．
A./;the
B./;a
C.the;the
D.the;a

【题目】— Thank you for supporting the volunteer project!
— ________.
A.All right
B.It doesn't matter
C.Never mind
D.My pleasure

【题目】Yancheng is a greener city now because more and more trees ________ every spring.
A.were planted
B.are planted
C.will be planted
D.plant

A. Linda B. Green C. Linda Green D. Green Linda

【题目】 can help you healthy.
A.Do exercise; stay
B.Doing exercise; stay
C.Do exercises; to stay
D.Doing exercises; staying