单项选择题
A.What can I do for you? B.Nice to meet you. C.Please keep in touch. D.Haven't seen you for ages.
Mr. Jones（）in the company for twenty years by the end o...
单项选择题Mr. Jones（）in the company for twenty years by the end of next month
A.will work B.will have worked C.has worked D.would work
Mr. John was busy,（）he could not come.A.butB.thereforeC...
单项选择题Mr. John was busy,（）he could not come.
A.but B.therefore C.and D.nor
Mr Wang is going to teach you maths（）one year.A.withB.o...
单项选择题Mr Wang is going to teach you maths（）one year.
A.with B.on C.for D.to
