I tried several ways to work out the math problem, but of them worked．
Never give up． I believe you'll make it．（ ）
A．allB．eachC．noneD．neither
He solved the problem from others．（ ）
A．was differentB．differently
C．different
You'd better not read in the sun， it is bad for your eyes．（ ）
A．andB．butC．or
﹣Who was hurt in the traffic accident？
﹣ ．（ ）
A．NoneB．No oneC．Nothing
There were many people over there．He asked ．（ ）
A．what happenedB．what was happened
C．what did happen
She is poor afford the expensive suit．（ ）
A．so，thatB．enough，toC．too，to