专升本英语单项选择题每日一练(2020.01.15)

单项选择题
Hello. Is that Mr.White or Mr.Smith speaking? Sorry,（）
A.who are you?
B.don't ask me.
C.I don't know.
D.would you please ring them up this afternoon?
单项选择题
They were asked to avoid（）any water which had not been boiled.
A.drinking
B.not to be drunk
C.to drink
D.having
单项选择题
No one should blind himself （） the well-known fact.
A．with
B．to
C．for
D．over
单项选择题
Could I speak to Don Watkins , please？（）
A.I'm listening.
B.Oh, how are you？
C.Speaking, please.
D.I'm Don't
单项选择题
Could you pass me the salt and pepper?（）
A.Sorry, I didn't know what you mean.
B.Ok, here you are.
C.No, I won't.
D.I don't know.