A. either B. neither C. some D. any
A. that B. where C. which D. when
A. Sending B. Being sent C. sent D. Having sent
A. has written B. wrote C. had written D. was writing
A. sure B. right C. certain D. exact
A. long B. well C. soon D. far
A. favour B. good C. trouble D. kindness
A. Yes, it's not mine B. No, yours is bigger
C. No, it's my friend's D. Yes, mine's a red one
A.doubt B.question C.wonder D.problem
A. so B. much C. very D. too
A. although B. incase C. so that D. if only
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