A. are doing B. are to be doing C. are to do D. do
A. ought to come B. ought to have come
C. must come D. must have come
A. after B. since C. when D. from
A. By and by B. By and large
C. By no means D. By means of
A. dispersed B. spread C. scattered D. distributed
A. dispersed B. spread C. scattered D. distributed
A. as B. like C. so D. and
A. familiar B. serious C. unsuitable D. typical
A. distinct B. popular
C. adequate D. comprehensive
A. distinct B. popular
C. adequate D. comprehensive
A. that B. since C. when D. while
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