﹣﹣﹣"Gina，whose book is this？"
﹣﹣﹣ "It ______ be Carla's.Charles Dickens is her favorite writer."（ ）
| A． |
must |
B． |
can |
C． |
may |
﹣The Whites have___Hong Kong
﹣Oh，really？ I have never ____ there before．（ ）
A．been to， goneB．gone to， been
C．been to， gone toD．gone to， been to
﹣____ the population of Tianshui？
﹣It's about 3.6 million．（ ）
A．How manyB．How muchC．What isD．Which is
Let's meet at the school gate，____ ？（ ）
A．shall weB．shall youC．will weD．will you
The boy ____is holding a ball is my brother．（ ）
A．whatB．whichC．不填D．who
Always tell your parents_____ you are going and_____ you expect to be home．（ ）
A．what ， whereB．when ， where
C．where， whatD．where ， when