The Indians used to live in ( ) is now part of the USA .
A、where B、which C、what D、that
正确答案选C,为什么B选项不行的,说明下原因
( ) work has been done to improve the people's living standard .
A、Many B、A great many C、 A large number of D、A great deal of
正确答案选D,为什么C项不行的,原因原因
Nobody but the twins ( ) some interest in the project since 2000.
A、shows B、show C. have shown D. has shown
正确答案选D,为什么
In that country ,large quantities of water ( ) up to now.
A.are being wasted B,has been wasted C. have been wasted D. is being wasted
正确答案选C,water 不是不可数的么,为什么选C咧?
帮忙解答下了。。