更多"[单选题]- This is Bill speaking. May I"的相关试题:
[单选题] Good morning, may I speak to Mark, please?
A. Who's there?
B. Who's that speaking?
C. Who are you?
D. Who wants to speak to Mark?
[单选题]- May I introduce myself? I'm Li Hua.
- _________
A.I'm Todd Smith. It's nice to meet you.
B.I'm Todd Smith. How old are you?
C.Thank you.
D.Oh, here is my card. You can have a look.
[单选题]- May I take your order now?
- _________
A.No, I'm in trouble now.
B.Yes, we take orders.
C.Yes, I'd like a dish of chicken.
D.No, I don't have an order.
[单选题] — May I see your tickets, please?
— ________
A. Sure.
B. No, you can't.
C. No, they are mine.
D. Yes, you can.
[单选题]- Can I speak to Mr. Rose?
- _________ Can I take a message for him?
A.This is he.
B.I am afraid he is not in.
C.Who are you?
D.Sorry. Do you know him?
[单选题] — Could I speak to Don Watkins, please?
— ________
A. Speaking, please.
B. Oh, how are you?
C. I'm listening.
D. I'm Don.
[单选题]- Can I speak to Mr. Brown, please?
- Yes, _________
A.this is me.
B.I am Mr. Brown.
C.Brown is speaking.
D.please speak.
[单选题]- _________
- Oh, well, I'll speak a little slower.
A.How long do you speak?
B.How do you like my speech?
C.Do you speak English?
D.I'm sorry I can't understand you.
[单选题]I2+2Na2S203→Na2S406+2NaI 反应方程式中，I2与 Na2S203的基本单元的关系是()。
A.A.n(I2) = n(l/4 Na2S203)
B.B.n(I2) = n(l/2 Na2S203)
C.C.n(I2) = n(Na2S203)
D.D.n(l/2I2) = n(Na2S203)
[单选题]有以下程序
main()
{ int i,s=1;
for (i=1;i<50;i++)
if(!(i%5)&&!(i%3)) s+=i;
printf("%d\n",s);}
程序的输出结果是 ( )。
A.409
B.277
C.1
D.91
[判断题]9、标定I2溶液时，既可以用Na2S2O3滴定I2溶液，也可以用I2滴定Na2S2O3溶液，且都采用淀粉指示剂。这两种情况下加入淀粉指示剂的时间是相同的。
A.正确
B.错误
[判断题]9、标定I2溶液时，既可以用N正确2S2O3滴定I2溶液，也可以用I2滴定N正确2S2O3溶液，且都采用淀粉指示剂。这两种情况下加入淀粉指示剂的时间是相同的。
A.正确
B.错误
[填空题]I.S.O. Metric Series
[填空题]Bill of Quantities (BoQ)
[单选题]在一个抽空容器中放入过量的NH4I（s）及NH4Cl（s），并发生下列反应NH4Cl（s）==NH3（g）+HCl（g），NH4I（s）==NH3（g）+HI（g）此平衡系统的相数P，组分数C，自由度数F分别为（）。
A.2，2，2
B.2，3，3
C.3，3，2
D.3，2，1
[单选题]s-i是( )单位
A.时间
B.频率
C.速度
D.加速度
[简答题] Bill hit his car into a wall last night.
[单选题] The author's attitude towards manual labor is ______________.
A. positive
B. negative
C. humorous
D. critical
