Emergency line operators must always _______calm and make sure that they get all the information they need to send help.A. grow B. appear B. become D. stay
We have various summer camps for your holidays.You can choose________based on your own interests. (2011·福建,21)
—Would you like tea or coffee? —________,thank you.I’ve just had some water. (2011·辽宁,27)
Since people are fond of humor,it is as welcome in conversation as ________ else. (2011·浙江,7)
The two girls are so alike that strangers find ________ difficult to tell one from the other. (2011·山东,24)
There is ________ in his words.We should have a try. (2011·四川,3)