Millions of farmers, drawn by the______of employment, came into the city which made the problems of transportation and housing even more serious.
A．prosperity
B．prospect
C．expectation
D．anticipation

单项选择题（）you have worked out the hard problem, you shall have a rest first.

A.By now
B.Ever since
C.Now that
D.In that

未分类题I would have come to see you had it been possible, but I______so busy at that time.A．had beenB．wereC．wasD．would be

未分类题A couple needing a yard for their children rented the house______in the weekend newspaper.A．being advertisedB．advertisingC．advertisedD．to advertise

未分类题There are two spare rooms in the building, neither of______has been provided with modern facilities.A．whichB．thatC．themD．whom

未分类题The scientists ______ the mystery of the double helix, the scope for genetic engineering dramatically increased.A．having solvedB．after being solvedC．solvingD．solved