It is the test system, rather than the teachers, ____ is to blame for the students' heavy burden nowadays.
A.who | B.this | C.that | D.whom |
Space exploration has been made ______ with the development of modern science and technology.
A.it possible | B.it was possible | C.that possible | D.possible |
A mysterious illness, referred to as “ a typical phenomena”, has been brought under control, the government said on Wednesday, ______ no cause of it has been made public.
A.though | B.when | C.that | D.because |
Before leaving home, make sure to turn off the electricity, lock the door, ______ the windows open.
A.and not to leave | B.instead of leaving |
C.rather than leave | D.and not leave |
The idea for the new machine came to Mr. Baker ______ to his invention recently.
A.while devoting | B.while devoted |
C.while he was devoted | D.while devoting himself. |
Professor Liu has ________ teach psychology since he came to the Central China Normal University.
A.determination to | B.been determined to |
C.been determining to | D.determined to |