Our Chinese teacher can speak some English. That’s because he ________some foreigners Chinese in an international company.
A. used to teach B. was used to teach
C. was used to teaching D. used to teaching
You know great changes ________ in our city in the past ten years.
A. have been taken place B. took place
C. have taken place D. were taken place
—The trip to Jurong was really interesting. We picked a lot of strawberries.
—________， I agree with you， but there was too much traffic on the road and I felt sick.
A. By the way B. In this way
C. In some ways D. On my way
— How can I get a present in the game show?
—You ________ one if you answer all the questions correctly.
A. were given B. have given
C. will be given D. have been given
If we use new types of energy， they will produce little pollution. ______ they cost very little and never run out.
A. However B. Moreover
C. Otherwise D. For example
We students can collect food and old clothes for the homeless people， and the teachers can ________learning skills for the poor children.
A. give B. offer C. prevent D. provide
