1. John is learning Chinese. ___ his sister. A. So does
B. Neither is
C. Nor does
D. So is
2. Not until the early years of the 19th century ______ what heat is.
A. man knew
B. didn’t man know
C. man did know
D. did man know
3. No sooner ______ the question than the answer came to him.
A. had he asked
B. he had asked
C. did he ask
D. he asked
4. Only in this way ______ your English.
A. you can improve
B. you will improve
C. will you improve
D. can you improve
5. _____， she was very brave.
A. Girl as was she
B. A girl as she was
C. As a girl she was
D. Girl as she was
