Babies’ health is much more likely to be affected if______ parent smokes．
| A．both | B．none | C．neither | D．either |
Forty percent of the students in our class are boys, ____are girls.
| A．the others | B．others | C．another | D．the other |
They were all very tired, but ___of them would stop to take a rest.
| A．any | B．some | C．none | D．neither |
If a student can make what ___has been learned , whether in class or from social practice,he will make steady progress.
| A．his own | B．him | C．himself | D．his |
----- Is there anyone who is going to the Great Wall? ----______ .
| A．None | B．No one | C．No | D．Not any |
---- There’s coffee and tea; you can have ____. ----Thanks.
| A．either | B．each | C．one | D．it |