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【简答题】
现有排成一排的7个不同的盒子,将红、黄、蓝、白颜色的4个小球全部放入这7个盒子中,若每个盒子最多放一个小球,则恰有两个空盒相邻且红球与不相邻的不同放法共有____种.(结果用数字表示)
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【单选题】Susan: Do you think we should accept Johnson's research proposal? Barry: I don't know. ______
A.
Who cares?
B.
What do you think?
C.
Yeah. He is a smart guy.
D.
I'd better rely on it.
【单选题】溶液澄清度检查中的“几乎澄清”是指
A.
供试品溶液的澄清度与所用溶剂相同,或不超过0.5号浊度标准液的浊度
B.
供试品溶液的澄清度与所用溶剂相同,或不超过1号浊度标准液的浊度
C.
供试品溶液的浊度介于0.5号和1号浊度标准液的浊度之间
D.
供试品溶液的浊度介于0号和0.5号浊度标准液的浊度之间
E.
供试品溶液的澄清度与所用溶剂相同,或不超过2号浊度标准液的浊度
【单选题】In the end, Tim advises Jeff to be a fisherman because_________________
A.
he wants to be Jeff's colleague
B.
he believes Jeff likes the ocean
C.
he thinks it is a best choice for Jeff
【单选题】Israel and Hamas had reached a deal on extending the ceasefire by an extra 24 hours until Tuesday at midnight.
A.
contemporary
B.
makeshift
C.
spontaneous
D.
temporary
【简答题】汽轮机的主油泵有哪几种类型？
【单选题】Tim took the United Kingdom tour. He probably _______.
A.
wants to be an actor
B.
likes to relax on the beach
C.
doesn't like big cities
【单选题】(Jane: Tim, take the umbrella with you when you go to school. There is going to be a big storm this afternoon. Tim: Really? It’s great. I haven’t got an umbrella, so I’d better stay indoors. I can stu...
A.
He doesn’t want to go to school.
B.
He likes home.
C.
He wants an umbrella.
D.
He is afraid of storms.
【简答题】柴油机燃油泵有哪几种类型?
【单选题】Tim wants to be_____because he loves children and school very much.
A.
teacher
B.
a teacher
C.
policeman
D.
doctor
【单选题】Israel and Hamas had reached a deal on extending the ___ ceasefire by and extra 24 hours until Tuesday at midnight.
A.
contemporary
B.
makeshift
C.
spontaneous
D.
temporary
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