Although the boy studies very hard,___he can"t do well in all his subjects.A.but B.and C.yet D.so是不是B?It ____two years since I came here.A.is B.has been C.was D.A and B是选A还是B还是D?

Question

Although the boy studies very hard,___he can't do well in all his subjects.
A.but B.and C.yet D.so
是不是B?
It ____two years since I came here.
A.is B.has been C.was D.A and B
是选A还是B还是D?

Answer 1

1.C中文意思是虽然这个男孩学习很认真,但是他依然无法学好所有科目.虽然中文中是“虽然……但是……”,可是在英语中although和but是不可以连用的,两者只能用一个,这句话后面可以不填,或者填yet,表示仍然无法学好.2.D,since一般与完成时连用,但这里现在时也行,表示我来这儿已经两年了