The new machine, if ______ properly, will work for at least ten years.
A.used
B.use
C.using
D.being used
试卷相关题目
- 1_________ to the association of success with money that the thought of giving up good salary for an idea seems like a little bit crazy.
A.Most of us are much accustomed
B.So accustomed most of us are
C.So accustomed are most of us
D.Accustomed as most of us are
开始考试点击查看答案 - 2There are some health problems that, when ______ in time, can become bigger ones later on.
A.not treated
B.not being treated
C.not to be treated
D.not having been treated
开始考试点击查看答案 - 3Not until he left his home _____ to know how important the family was for him.
A.did he begin
B.had he begun
C.that he began
D.he had begun
开始考试点击查看答案 - 4No sooner ______ at the airport than she was surrounded by many reporters.
A.has the star arrived
B.the star has arrived
C.the star had arrived
D.had the star arrived
开始考试点击查看答案 - 5Not until he promised to return it to me as soon as possible _______ my electronic dictionary to my classmate.
A.had I lent
B.did I lend
C.I had lent
D.I lent
开始考试点击查看答案 - 6______, I suppose, and the housing problems for the low-income families could be solved.
A.If you double your efforts
B.To make some more efforts
C.Some more efforts
D.Making greater efforts
开始考试点击查看答案 - 7Behind the coach _______ our team wearing blue suits.
A.have
B.walk
C.is followed
D.appears
开始考试点击查看答案 - 8So absorbed in his work _________ that not a sound _________ .
A.was the president; did she dare to make
B.was the president; dared she to make
C.the president was; she dared make
D.the president was; she did dare to make
开始考试点击查看答案 - 9On top of the hill ______, whose style can be traced to the ages of the Roman Empire.
A.there standing a church
B.does a church stand
C.a church stands
D.stands a church
开始考试点击查看答案 - 10Not until he went through real hardship ______ the love we have for our families is important.
A.did he realize
B.had he realized
C.he realized
D.he had realized
开始考试点击查看答案