_______ the story is short and there are no new words in it, it is difficult to understand.
A.Although B.Because C.If
The house _______ Lu Xun used to live is now a museum.
A.which B.in which C.that
Our English teacher looks young. It is difficult to tell her _______ age.
A.careful B.social C.exact
Don’t worry. We’ll do anything we can _______ you.
A.help B.to help C.helping
What a _______ cough! You seem _______ ill.
A.terrible；seriously B.seriously；terrible C.terrible；serious
There is _______ wrong with my left hand and it hurts badly.
A.something B.anything C.nothing
