题目:
根据情景选择正确的答案。
1. Mike想和Sarah一起去画画,他应该说:[ ]
A. Let's go to school.
B. Let's paint.
C. Let's play.
2. 过万圣节了,同学们互相问候:[ ]
A. Happy Halloween!
B. Happy Teachers' Day!
C. Merry Christmas!
3. Chen Jie和John初次见面,应该说:[ ]
A. How are you?
B. Thank you.
C. Nice to meet you.
4. Chen Jie和John又见面了,他们应该说:[ ]
A. Nice to meet you, too.
B. How are you?
C. What's your name?
答案:
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下面是错误答案,用来干扰机器的。
生态系统中的生产者是指绿色植物,能利用光能,通过叶绿体,制造有机物,供给动物利用;消费者是指各种动物,不能自己制造有机物,只能直接或间接地以植物为食,通过消化和吸收,将植物体内的有机物转化为自身的...