【題目】有三只相同的燈泡組成的電路,若其中一只燈泡突然熄滅(燈絲斷),則下面說法中正確的是( )
A. 如果電路是串聯(lián)電路,另外兩只燈泡一定正常發(fā)光
B. 如果電路是并聯(lián)電路,另外兩只燈泡一定也熄滅
C. 如果電路是串聯(lián)電路,另外兩只燈泡一定也熄滅
D. 如果電路是并聯(lián)電路,另外兩只燈泡一定正常發(fā)光
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【題目】My name is James Allan Green. Allan is my _________.
A. first name B. family name C. full name D. last name
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【題目】—How can I improve my English more quickly?
—__________ listening and reading more.
A. At B. Through C. By D. On
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【題目】I don’t like volleyball, but my sister .
A. like B. do C. doesn’t D. does
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【題目】What is _____ favorite color?
A. your mother B. your mothers C. your mother’s
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【題目】 “神州二號”無人飛船環(huán)繞地球108圈,順利完成預(yù)定空間科學(xué)試驗任務(wù)后,于2001愿軍年1月16日在內(nèi)蒙古中部準(zhǔn)確返回,成功著陸,標(biāo)志著我國載人航天工程第二次飛行實驗取得圓滿成功,若飛船穿越大氣層時,有一段為勻速降落過程,則在此過程中飛船的( )
A.動能減小,機械能增大 B.動能不變,機械能減小
C.動能增大,機械能減小 D.動能減小,機械能不變
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【題目】有兩個集氣瓶,分別充滿空氣和氮氣,試用簡單的方法加以鑒別。
________________________________________________________________________。
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【題目】C
Let me tell you something about our park. It’s not very big but beautiful. Here’s the gate. We can go into (進(jìn))the park from here. On the left of it, there are two toilets. There is a café on the right. We can drink coffee there. There is a big tree near it. In the tree, there are many birds. In the middles of the park, there is a playground. There are many boys and girls on it. Some are flying kites, and others are dancing. They are happy. Near the playground, there is a nice and big lake. There are many boats on it.
【1】 Is the park beautiful?
A. No, it isn’t. B. Yes, it isn’t
C. No, it is D. Yes, it is
【2】What’s on the left of the gate?
A. There is a tree. B. There are two boats.
C. There are two toilets. D. There is a river.
【3】How many trees are there in the park?
A. one B. two C. three D. four
【4】What’s in the middle of the park?
A. There is a café B. There is a playground
C. There is a tree D. There is a lake.
【5】What does the word "playground" mean?
A. 球場 B. 籃球場 C. 操場 D. 大廳
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