Perhaps it is true that nobody in the world knows exactly how the earth __________.
A.came up | B.came out |
C.came to power | D.came into being |
.-- It’s no easy task to catch a ticket on a website that receives 1 billion clicks daily .
--I can’t agree with you more . There _____ be errors for every single step .
A.should | B.must | C.can | D.will |
We are in great need of a more capable monitor , ______ with straightforward personality as well as good humor .
A. who B the one C. one D. which
Parents and children should communicate more to _____ the gap between them so that they can understand each other better.
A.open | B.narrow | C.widen | D.leave |
We are now enjoying the cool air in the room . _____ ,the farmers are harvesting crops in the hot sun .
A.Therefore | B.Besides |
C.As a result | D.In the meanwhile |
We can see many examples in our life _____ positive thinking changes a person completely.
A.which | B.that | C.where | D.while |