―Your e-mail address again? I ______ quite catch it.
―It’s Kathy@163.com.
A. don’t B. didn’t
C. won’t D. wouldn’t
Those ______ have six or more close friends are described as “very happy”.
A. whose B. who C. which D. when
Health experts believe that even a little exercise is far better than ______ at all.
A. none B. little C. everything D. anything
______ that I was in trouble, Tom came to my aid without delay.
A. Learn B. Learning C. Learned D. To learn
We climbed higher ______ we might see the scenes better.
A. so that B. even though
C. now that D. as if
John seemed puzzled about ______ the question meant.
A. how B. why C. what D. which
