问题
单项选择题
液化天然气的主要成分是:()
A.乙烷
B.甲烷
C.丙烷
答案
参考答案:B
液化天然气的主要成分是:()
A.乙烷
B.甲烷
C.丙烷
参考答案:B
从方框内选出合适的句子完成对话。 | |
A: Good evening! B: 1.______. A: Are you free this evening? B: Why? A: 2.______ Would you like to go with me? B: What kind of movie is it? A: 3.______ B: Who stars (主演) it? A: Chou Yunfat (周润发). B: 4.______. Let's go A: 5.______. | |
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