______ the safety of gas, the government has checked the city's gas supply system thoroughly.
发布时间:2021-07-19
A.To ensure
B.Ensuring
C.Having ensured
D.To have ensured
试卷相关题目
- 1I don't want ______ like I'm speaking ill of anybody, but the manager's plan is unfair.
A.to sound
B.to be sounded
C.sounding
D.to have sounded
开始考试点击查看答案 - 2________ the working efficiency, the boss allows the employees to have a coffee break.
A.Improving
B.To improve
C.Having improved
D.Improved
开始考试点击查看答案 - 3Lucy had to shout ______ on the noisy street.
A.making herself hear
B.to make herself hear
C.making herself heard
D.to make herself heard
开始考试点击查看答案 - 4He forbids his children ____________ sweets because they do harm to their teeth.
A.eating
B.not eating
C.to eat
D.not to eat
开始考试点击查看答案 - 5— I'd like to have a piece of bread and two eggs. — Anything _________?
A.following
B.follows
C.to follow
D.follow
开始考试点击查看答案 - 6This is the only way we can imagine ________ the overuse of water in students' bathrooms.
A.reducing
B.to reduce
C.reduced
D.reduce
开始考试点击查看答案 - 7We are ________ about your experience in the army.
A.dying for hearing
B.dying of hearing
C.to die to hear
D.dying to hear
开始考试点击查看答案 - 8Four years later, she became the first woman ________ a degree in agriculture from that famous school.
A.receive
B.receiving
C.received
D.to receive
开始考试点击查看答案 - 9With a lot of difficult problem __________,the newly-elected president is having a hard time.
A.settled
B.settling
C.tosettle
D.beingsettled
开始考试点击查看答案 - 10My job is feeding the cat. Now it's your turn ________ the dog.
A.feeding
B.to feed
C.to have fed
D.being fed
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