The moment______John will never forget is______Mr.Smith gave him a lot of valuable advice on how to improve his writing.
Do you know __ to deal with this kind of person? A, how B. which C.what D. that
I ___ I will meet him in the street some day.
___ you ___ the climate here?
He’d rather stay at home, ___ he?
English is ___ useful language. A. a B. an C. the D,/