The population in our country ____ very ________. 80% of the population ______ farmers.
A.is, many, are | B.is, large, are |
C.are, large, are | D.is, much, are |
_____the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
A.If | B.While | C.Because | D.As |
Robert is said ___________ abroad, but I don’t know what country he studied in .
A.to have studied | B.to be studying | C.to study | D.to have been studying |
He made another wonderful discovery, ______ of great importance to science.
A.which I think is | B.which I think it is |
C.which I think | D.I think which is |
Was it through Mary, _____ was working at a high school, ____ you got to know Tom?
A.who; who | B.that; which | C.who; that | D.who; which |
Every time Ashtita tries to break a record, he reaches a point ______ he feels he cannot physically do any more.
A.where | B.that | C.when | D.which |