单项选择题
A.hand it over B.take it over C.carry it over D.carry it out
It is no （） arguing about this problem, because our age...
单项选择题It is no （） arguing about this problem, because our agent will never change his mind.
A.help B.good C.use D.worth
I am sorry （） waiting for a long time.A.to keeping youB...
单项选择题I am sorry （） waiting for a long time.
A.to keeping you B.to kept you C.to have kept you D.kept you
By this time tomorrow, the ship （）its repair work in th...
单项选择题By this time tomorrow, the ship （）its repair work in the engine room.
A.will do B.has done C.had done D.will have done
