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【单选题】
某制药公司开发了一种治疗乙肝的新药，考虑到我国10%的人口是乙肝病毒的携带者，在市场开发初期，宣传推广工作只能在城市进行，中国的城市化水平为50%，2018年底中国总人口接近14亿，估计市场开发初期的产品市场潜量约为_____千万人。A.
5
B.
6
C.
7
D.
8
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【简答题】Sleep is part of a person's daily activity cycle. There are several different stages of sleep, and they too occur in cycles. If you are an average sleeper, your sleep cycle is as follows. When you fir...
【判断题】Emperor Hadrian built a massive wall right across the country, named Great Wall.
A.
正确
B.
错误
【简答题】2010年版《中国药典》一部规定，测羟基萘醌色素的药材是
【简答题】2010年版《中国药典》一部规定，测丹皮酚的药材是
【单选题】I need_______stamp to complete my collection.Can you give me a hand?
A.
more one
B.
a more
C.
another more
D.
one more
【单选题】Emperor Hadrian built a massive wall right across the country, named ().
A.
Antonine's Wall
B.
Hadrian’s Wall
C.
Great Wall
D.
North Wall
【单选题】听力原文：W: Hey! You got a new television. M: Yeah! It was delivered yesterday. What do you think of it? W: It's huge. It practically takes up the entire side of the room. M: I know. You don't think it's ...
A.
A popular television program.
B.
A breakthrough in technology.
C.
A recent purchase.
D.
A new electronics store.
【单选题】根据短文的内容，回答下列题目 Money or Friendship or Both (1) Friends and money don&39;t mix. It&39;s a dangerous combination since a fight over money is one of the fastest ways to end a friendship. But what if a fr...
A.
Time to break off a friendship
B.
Unconditional assistance to friends in need
C.
Things to consider when you have to say 'no' to your friend
D.
Things to think over when you don't want your friend to eat cat food
E.
Strategies for borrowing money
F.
Advantages of e-mail in handling money issues
【简答题】注意：每个空格只填一个单词。请将答案写在答题纸上相应题号的横线上。 Do you know your uneasy adolescent might be experiencing depression? Of course. depression isn’t just bad moods and occasional sadness—it’s a serious proble...
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