________ our earth, or else it will be no longer fit for us to live on.
A.Protect
B.To protect
C.Protecting
D.Protected
试卷相关题目
- 1—Could you buy me the latest TEENS Senior 2 Edition? —__________after I finish my lunch?
A.What for
B.What if
C.What about
D.What
开始考试点击查看答案 - 2It's very________ that, in many schools, the students are going to spend less time in doing homework than they used to .
A.possibly
B.probably
C.lovely
D.likely
开始考试点击查看答案 - 3It was surprising ______ most people paid more than 100 dollars just to see that famous star.
A.which
B.that
C.whether
D.where
开始考试点击查看答案 - 4Nowadays when tourists pay a visit to Xi'an, _______ for them to take public transport.
A.there is very convenient
B.it is very convenient
C.there is very conveniently
D.it is very conveniently
开始考试点击查看答案 - 5You look frozen. Sit down by the fire and I ________ you some hot te
A.A.make
B.will make
C.have made
D.am making
开始考试点击查看答案 - 6The brave soldier would prefer to _____ rather than ______ and in the end the enemy had to kill him.
A.dying, giving in
B.die, to give in
C.dying, to giving in
D.die, give in
开始考试点击查看答案 - 7It never _____ humans until the mid1990s that some animals can be cloned.
A.occur
B.is occurred
C.occurred to
D.occurred
开始考试点击查看答案 - 8You are always telling me I am lazy. Look at your room. What a mess it is! ________.
A.The day has eyes, the night has ears
B.The great thieves punish the little ones
C.That is like the pot calling the kettle black
D.When one will not, two cannot quarrel
开始考试点击查看答案 - 9—I'll miss you,dear. —It ________ long before we meet again,Mom. It's only one month away from Christmas.
A.will be
B.won't be
C.is
D.isn't
开始考试点击查看答案 - 10There is no doubt ________ the earth is becoming warmer.
A.whether
B.that
C.if
D.why
开始考试点击查看答案