—When ______ leave for Japan?
—When ______ leave for Japan is kept secret.”
A. they will, will they B. will they, they will
C. they will, they will D. will they, will they
After _______ had happened he could not continue to work there.
A. which B. how
C. what D. having
She was so angry and spoke so fast that none of us understood _______ she said meant.
A. that B. what
C. that that D. what what
The little girl who got lost decided to remain _________she was and wait tor her mother.
A. where B. what
C. how D. who
A good friend of mine from I was born showed up at my home right before I left for Beijing．
A．how B．whom
C．when D．which
The fact has worried many scientists ______ the earth is becoming warmer and warmer these years.
A. what B. which
C. that D. though
