He tried his best to work out the problem and ________he fin
He tired his best to work out the problem and ( ) he finishe
although he tired his best,he failed to work out the problem
I tried my best to work out the maths problem but I failed.同
高一英语 he tried to work out the problem in five min
帮我检查:He tried his best to solve the problem,( )
He tried his best to solve the problem,_______difficult it w
He tried his best to solve the problem __difficult it was 为什
He tried his best to slove the problem,_A___difficult it was
He tried his best to solve the problem,however difficult it
___difficult the problem was,he tried his best to solve it.
He tried his best to solve the problem,______ difficult it w
急问Although he was weak,__ he tried his best to do the work.A