《Unit 4 Finding your way》例题解析

As _____ volunteer at the Beijing Expo 2019（园艺博览会）,Liu Ming understands _____ idea of green life better than before.

a; an

a; the

the; an

the; the

—John,remember _____ turn off the lights when you leave the classroom.

—No problem!

turn

turned

to turn

用括号内所给词的适当形式填空。

Alice stood up and ran(cross) the field after the rabbit.

填空题答案仅供参考