We are sure that the environment in our city _______ greatly through our work in the near future.
A. improved
B. was improve
C. has improved
D. will be improved
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The pet dog is warm and loving. It ______ as a daughter of my family.
A. treats
B. treated
C. is treated
D. was treated
A new hospital ________ in my town next year.
A. builds
B. built
C. is built
D. will be built
When Tim ______ why he was late for school, he just kept silent.
A. was asked
B. asked
C. was asking
D. is asked
-Tom！I looked for you everywhere at the party last night.- Oh, I ______ to the party.
A. wasn’t invited
B. am invited
C. was invited
D. am not invited
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