I’v ________ looking for you for some time.
A. is
B. be
C. been
D. am
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She’s ________ very ill because she’s been overworking.
A. look
B. looks
C. looked
D. looking
She can ________ the sound correctly now.
A. pronounce
B. pronounced
C. pronounces
D. pronouncing
He told me that he ________ in the factory for ten years.
A. is working
B. works
C. had been working
D. work
At last I ________ the book I had been looking for.
A. find
B. found
C. finds
D. finding
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