Question

The hospital ____ in 1994. A.has set up B.was se

The hospital ____ in 1994.
A.has set up B.was seThe hospital ____ in 1994.
A.has set up B.was set up C.set up D.has been set up
All the shoes ____
A.sells well B.have sold out C.have been sold out D.are selling
Dogs and cats can't ____ together.
A.keep B.be kept C.be keeping D.keep away
This letter doesn't need ____
A.typed B.to be typed C.type D.be typed

Answer 1

基本同意楼的意见，不过第四题选B，因为表被动用need doing ,或need to be done

Answer 2

C试题分析：句意：格林老师不在公室。她已经去了图书馆。结合语境可知本句描述的是现在已经完成的动作，故用现在完成时态。在完成时态中hasbeento是已经去过某处，并且已经回来了。hasgoneto是已经去了某处，但是到目前为止还没有回来

Answer 3

BCBA