Customs vary greatly _______ country to country.
A.from |
B.at |
C.for |
D.with |
One learns a language by making mistakes and________ them.
A.correct |
B.correcting |
C.corrects |
D.to correct |
good manners to say “Sorry” when you knock into someone but no need to say it again and again .
A.There are ; there is |
B.It is ; there is |
C.There is ; it is |
D.It is ; it is |
This kind of picture stories worth reading , but novels of that kind not worth reading .
A.are ; is |
B.is ; are |
C.are ; are |
D.is ; is |
Technology is developing so rapidly that for only a year , my cellphone is out-of-date .
A.using |
B.having been used |
C.having used |
D.is using |
First he made a list of the names of those .Then he began to write the invitation cards .
A.to invite |
B.to be invited |
C.invited |
D.have been invited |