I’ll ask Mr. Smith to ring you up _________he comes back to the office. A) when B)

Mr.Smith asked his secretary to ______a new paragr

I forgot to ring up Mr. Wang yesterday, so I _______ today.A、can do itB、must do itC、had

Mr. Smith asked Nancy ________ it took him to fly to New York.A、how soonB、how oftenC、how

William: I d like to invite you to dinner this Sunday, Mr. Smith. Smith: ______A．No, let"

Blair: Hello. May I speak to Mr. Smith？ Steve: ______Would you like to leave a message？A．H

You ______ such a long essay. Mr. Smith only asked for 300 words, and you have written 900