-Where’s the old blue bag?
- I’m not sure, but it ______ be thrown away. It be somewhere in the house. I saw it yesterday.
A.must ;must | B.must; can |
C.can’t; must | D.can’t; can |
The mobile phone has influenced people’s life a lot since it________.
A.invents | B.invented |
C.is inventing | D.was invented |
The Greens arrived ______ New York ______ a Sunny Day.
A. in; in B. at; in C. in; on
Teenagers like to _______ photos of famous stars in their bedrooms.
A.put in | B.put up | C.put away | D.put out |
There __________ a library and two reading rooms in the school.
A.are | B.is | C.be | D.to be |