It took three months for the two companies to reach an (agree) ___
According to the passage, the southern part of the Yunnan-Guizhou Plateau_____.
B) is hot in the day and cold in the night
C) is cold in winter but hot in summer
D) is neither very hot nor very cold
where did she get her B. S degree from?
She got her B. S degree from________
what did she do in Gull Lake Biological Station?
She worked as_____
个人赛羽毛球
The mistake on the locally printed postage stamps was in the ______.
B) colour
C) carelessness
D) inscription