He is a strict but kind teacher,____ ,in my opinion , my son loves and respects .A one B he C the one who D he who
Experiments of the kind ____ in both the U.S. and Europe well before the Second World Wall.
By the time Jane gets home, her aunt ____ for London to attend a meeting.
His sister left home in 1998, and ______ since.
The water ____ cool when I jumped into the pool for morning exercise.
The water supply has been cut off temporarily because the workers ____ one of the main pipes.