问题
Emergency line operators must always _______calm and make sure that they get all the information they need to send help.
A:grow
B:appear
C:become
D:stay
B:appear
C:become
D:stay
正确答案是：
同类题型
The school ________ Mr. White teaches English is a famous one, _________ was set up 100 years ago.
.Everyone in the building can hear Tom’s words:“Mother, the window _____.please come to help me.”
How long do you think it is ______hetook up the job— Half a year at least
Would you like to drink a glass of apple juice— _________. I am not thirsty.