There are countless ________ leaves as if they were a red blanket_______ the ground.
| A．fallen; covering | B．falling; covered |
| C．fallen; covered | D．falling ; covering |
--- Would you mind giving your advice on how to improve our efficiency?
--- If you make most of forty-five minutes classes day after day, there will be switch in grades.
| A．/; / | B．the ; a | C．/; a | D．the; / |
-- Could you please tell me the answer to the question?
--_______! It is not my style to help others cheat.
| A．No problem | B．No way | C．No wonder | D．No doubt |
Not until he failed the exam _______he had left his books untouched .
| A．did he realize | B．had he realized | C．he realized | D．he had realized |
It was not just the size of the school but ________ it provides for us students________ made it unique.
| A．that; that | B．what; that | C．what; what | D．that; what |
Nowadays we take___ exercise a day as we need because of widely used automobiles.
| A．less than half | B．less than as half as |
| C．less than half as much | D．half less than |