– I'm sorry I broke your window.– Oh, really? _________.
A. It's OK with me
B. It doesn't matter
C. Don't be sorry
D. I don't care
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Every ways _______ been tried to solve the difficult problem.
A. have
B. has
C. is
D. are
Fish can't live ______ water.
A. with
B. without
C. in
D. on
He ________ me do the work often.
A. helping
B. helps
C. has helped
D. will help
He ______ in the city since 2010.
A. is living
B. lives
C. has lived
D. is lived
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