Look! Is the young lady wearing a blue dress Grace？
No， it be her． She is picking up my sister at the airport．（ ）
| A． |
can't |
B． |
mustn't |
C． |
can |
D． |
must |
﹣﹣﹣I don' t know______we will go．
﹣﹣﹣Why not？ We will go to the beach for a picnic．（ ）
| A． |
Where |
B． |
When |
C． |
how |
﹣﹣﹣What do you usually do before going to bed？
﹣﹣﹣I______．（ ）
| A． |
used to write diaries |
| B． |
am used to sleeping |
| C． |
am used to reading |
The environment will be much worse______everyone has a sense of protecting it．（ ）
| A． |
unless |
B． |
if |
C． |
so that |
﹣﹣﹣Do you know his birthday， Eric？
﹣﹣﹣Not exactly． I just know he was born______．（ ）
| A． |
On July 1 |
B． |
in the 1980s |
C． |
On 1 July， 1980 |
﹣﹣﹣______a big clock on the wall？
﹣﹣﹣Yes， but it was broken in the earthquake．（ ）
| A． |
Have you got |
B． |
Did you have |
C． |
Was there |