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【简答题】
读一读,选一选,写一写。 newer, more boring, oldest, heavier, more interesting, most expensive, tallest, longer, earliest, cheapest 1. cheaper: ____________________________________________________ 2. biggest: ____________________________________________________
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举一反三
【简答题】口算: 3 2 +2 2 = 2.25+ 3 4 = 4 7 ÷4 = 8- 4 5 = 0.21× 3 4 +0.21÷4 = 21÷4= 1÷( 1 10 ÷ 1 8 ) = 1 5 ÷5×25 = 5 9 + 1 5 - 5 9 = 1- 11 13 - 2 13 =
【单选题】船舶电器防火防爆的预防措施是()。
A.
清洁油污
B.
保持绝缘
C.
严禁吸烟
D.
定期检查、检验安全设备和工作状态
【简答题】Section C Directions: In this section, you will hear three passages. At the end of each passage, you will hear three or four questions. Both the passage and the questions will be spoken only once. Aft...
【单选题】若设法使1L空气中的氧气全部除去,则余下气体的体积跟以下哪个数值最接近(  )
A.
0.2L
B.
0.21L
C.
0.78L
D.
0.79L
【简答题】根据语境,填入适当的词语或句子,补全对话。 A: Hello, Mr Zhang! B: Hello, Bob! You look worried and nervous. _    1 ? A: I have a big problem. _ 2 . B: What's your problem? A:  You know I love basketball best.  But since I...
【单选题】船舶电器防火防爆的预防措施是 。
A.
清洁油污
B.
保持绝缘
C.
严禁吸烟
【单选题】艾滋病人会出现哪项反映免疫缺陷的特征指标 ?
A.
CD4 + T 细胞↓、 CD8 + T 细胞不变、 CD4 + /CD8 + 比值↓
B.
CD4 + T 细胞↑、 CD8 + T 细胞不变、 CD4 + /CD8 + 比值↑
C.
CD8 + T 细胞↓ CD4 + T 细胞不变、 CD4 + /CD8 + 比值↑
D.
CD8 + T 细胞↑、 CD4 + T 细胞不变、 CD4 + /CD8 + 比值↓
【简答题】听下面一段材料,回答第1至第3题。 1. How did the man feel when he met the woman? [     ] A. Upset. B. Nervous. C. Surprised. 2. What is the man? [     ] A. He is an employee at the Internet Cafe. B. He is a student w...
【简答题】受精卵着床后,按蜕膜与胚泡的部位关系,蜕膜分为几部分?
【单选题】If a bird or insect ______ its wings, the wings move quickly up and down.
A.
flaps
B.
claps
C.
stretches
D.
infuriates
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