choose the best answer.请说明原因?

choose the best answer.请说明原因?
1 this kind of ______is made in japan
A radio B radios C a radio D radioes
2 ——bad weather ! i hope it wont last long
A how Bwhat C what a D how a
3_____wonderful we have had !
A how B how a C what D what
4this glass has _______as that one on the table
A so many sweets B as much tea
C so much water D as many milk
5 would you give me ______please ?
A two papers B two piece of paper
C two pieces of paper D two pieces of papers