It suddenly to the teacher that he hadn’t left any assignments(作业) to his students.
A.happened | B.occurred | C.thought | D.took place |
As the busiest woman in Norton,she made ________ her duty to look after all the other people’s affairs in that town.
A.this | B.that | C.one | D.it |
Our efforts resulted________failure.I think I’m also responsible________it.
A.in;to | B.from;to | C.in;for | D.from;for |
When was it________you let out the secret?
A.which | B.what | C.that | D.why |
-- Have you seen ______pen? I left it here this morning
-- Is it ______black one? I think I saw it somewhere
A.a;the | B.the;the | C.a;a | D.the;a |
Great changes ______ in the past few years, and a lot of factories ________.
A.had taken place; have been set up | B.have taken place; have been set up |
C.took place; have set up | D.were taken place; were set up |