Although he is very old, ______ he works very hard
A. so B. but C. and D. /
It’s cold, so we decided ______at home.
A. stay B. to stay C. staying D. stayed
I didn’t go to the mountains ______the bad weather.
A. so B. because of C. because D. but
---______ was your vacation?
--- It _____ exciting.
A. How： were B.What： were
C. How： was D.What： was
There is ________ wrong with his eyes. He can’t see things clearly.
A. something B. anything
C. nothing D.everything
The English story is very easy for us because there are new words in it.
A. a few B. a little C. few D. little
