
【名词&注释】
写作方法(writing method)、生石灰(quick lime)、家用电器(household appliances)、浓硫酸(concentrated sulfuric acid)、稀硫酸(dilute sulfuric acid)、金属外壳(metal casing)、怎么办、对比联想(association by contrast)、动名词(gerund)、离不开
[单选题]47____.
A. away
B. out
C. behind
D. down
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举一反三:
[单选题]生活中离不开用电,树立安全用电意识十分重要,下列不符合安全用电的做法是( )
A. 家用电器的金属外壳未接地就使用 B.可以用铜丝代替保险丝
B. 控制家用电器的开关应该接在火线上 D.用湿布擦正在工作的灯泡
[单选题]( )Some students prefer yellow rulers or erasers when they study for exams because yellow is the color of __________.
A. wisdom
B. purity
C. nature
D. peace
[单选题]—Simon, I’m going to Beijing with my parents tomorrow.—??____________!
A. Have fun
B. Best wishes
C. Never mind
E. Cheer up
[单选题]He used to _______in the sun,but now he is used to _______at night.
A. read ; read
B. reading ; read
C. read; reading
D. reading; reading
[单选题]本文所采用的主要写作方法是( )。
A. 比喻说理
B. 托物言志
C. 对比联想(association by contrast)
D. 以事寓理
[单选题]下列说法正确的是( )
A. 物体发生形变,一定受到力的作用
B. 物体受到力的作用,运动状态一定发生改变
C. 力的作用只能使物体的运动速度发生改变
D. 物体改变运动的方向不需要力的作用
[单选题]物质存放在烧杯中一段时间后,质量变大且变质的是①浓盐酸 ②浓硫酸 ③烧碱 ④食盐 ⑤生石灰 ⑥稀硫酸
A. ①⑥
B. ②③⑤
C. ③⑤
D. ②③④
[单选题]34.—It’s difficult for the village children to cross the river for school.— I think a bridge ___________over the river.
A. was built
B. is being built
C. has been built
D. should be built
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