【单选题】【消耗次数:1】
As I turned around, I heard a loud noise [] for the bookshelf had collapsed.
comma
semicolon
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相关题目
【单选题】 34.I heard that you really had a wonderful time at Johns birthday party, _____?
①  didntI
②  didntyou
③  hadntyou
④  willyou
【单选题】 But the houses were cold, closed,______, and I ran on until I heard Jeremys screams behind me announcing that our attackers had fled.
①  unfriendly
②  unfriend
③  not friend
④  not friendly
【判断题】 A line is never begun with a comma, a period or a semicolon.
①  正确
②  错误
【判断题】 Before the conjunctive adverbs there should be a semicolon, not a comma.
①  正确
②  错误
【单选题】 If I had had enough time, I __________ it well.
①  would do
②  would have done
【单选题】 I was ______ tired that I had to rest.
①  very
②  so
③  enough
④  too
【单选题】 I had to complete the assignment by Friday [] otherwise, I would have failed the course.
①  comma
②  semicolon
【单选题】 There is a real possibility that these animals could be frightened, ______ a sudden loud noise.
①  being there
②  should there be
③  there was
④  there have been
【单选题】 A: Would you mind if I turned the radio off? B: [填空].
①  Yes, please
②  No, go right ahead
③  Yes, thats all right
④  No, thank you
【单选题】 12. That’s ______ joke I have ever heard.
①  the funniest
②  more funny
③  a funniest
④  funnier
随机题目
【单选题】 生化药品收载在《中国药典》的
①  一部第二部分
②  二部第一部分
③  一部第一部分
④  二部第二部分
⑤  三部
【单选题】 《中国药典》英文缩写为
①  ChP
②  JP
③  USP
④  BP
⑤  EP
【单选题】 称取“2.00g”,指
①  称取重量可为1.9995~2.0005g
②  称取重量可为1.5~2.5g
③  称取重量可为1.95~2.05g
④  称取重量可为1.75~2.25g
⑤  称取重量可为1.995~2.005g
【单选题】 药物鉴别试验中属于化学方法的是
①  用动物进行试验
②  焰色反应
③  红外光谱法
④  紫外光谱法
⑤  用微生物进行试验
【单选题】 铈量法中常用的滴定剂是
① 
②  硫酸铈
③  高氯酸
④  亚硝酸钠
⑤  硫代硫酸钠
【单选题】 碘量法使用的试剂是
①  结晶紫
②  酚酞
③  淀粉
④  邻二氮菲
⑤  荧光黄
【单选题】 滴定法测定地西泮使用
①  高氯酸滴定液
②  亚硝酸钠滴定液
③  氢氧化钠滴定液
④  硝酸银滴定液
⑤  硫酸铈滴定液
【单选题】 旋光度的意义
①  可用于药物的鉴别、检查和含量测定
②  用对照品代替样品同法操作
③  液体药物的物理性质
④  用作药物的鉴别,也可反映药物的纯度
⑤  不加供试品的情况下,按样品测定方法,同法操作
【单选题】 滴定法测定盐酸普鲁卡因使用
①  硝酸银滴定液
②  亚硝酸钠滴定液
③  硫酸铈滴定液
④  高氯酸滴定液
⑤  氢氧化钠滴定液
【单选题】 紫外-可见光区的波长范围为
①  200nm~760nm
②  200nm~400nm
③  400nm~760nm
④  760nm~2500nm
⑤  2.5μm~25μm