[ Grammar ]
The teacher has been concerned __________ some time now.
A. of
B. for
C. too
D. since
Select your answer:
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Other quiz:
Present Perfect: for/since › ViewRose ____ (work) in Paris ____ ages.
A. has worked/ for
B. has work/ since
C. have worked/for
D. have work / since
Grammar › View
Whenever I _____ to the cinema, I usually buy popcorn.
A. going
B. go
C. will go
D. went
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