The photo brought me back to the memory of the time in Qingdao, _____ I spent my summer holiday by the seaside with my friends.
"Long time no see" is __________ sort of informal. But it is part of __________ language that Americans use daily.A. the; a B. a; the C. /; the D a; a
Your suggestion sounds interesting, but they need a (n) __________ one to get out of the mess.
The headmaster has retired but no one knows who will __________ him in the post.
Progress __________ so far very good and we are sure that the work will be finished on time.
Before you make a plan, you'd better __________ the advantages and disadvantages of it.