He took the machine to pieces to find out how it .
A.progressed | B.operated | C.equipped | D.managed |
A survey was carried out on the sleep time of students in middle schools, ______ were surprising.
A.its results | B.whose result | C.the results of which | D.of which results |
---Do you have ______ for the party, Mary?
---No, we still have to get another five chairs and some fresh flowers.
A.something | B.everything | C.anything | D.nothing |
Was it in 1969______ the American astronaut succeeded ______ landing on the moon?
A.when; on | B.that; on | C.when; in | D.that; in |
---What do you remember Alexander Graham Bell as?
--- ______ inventor of ______ telephone.
A.an; / | B.the; a | C.the; the | D./; the |
---I hear that Mary won the prize of the biology contest.
---______ She was not interested in it at all.
A.You’re kidding! | B.So what? | C.Why not? | D.Not really |