______it is often cold in the mountains，you need to wear warm clothes．（ ）
| A． |
Though |
B． |
Unless |
C． |
As |
D． |
Until |
What's wrong with you，Tom？
I feel very hungry．I went to school____ breakfast this morning．（ ）
| A． |
with |
B． |
without |
C． |
for |
How is Lucy getting on with her lessons？
She won't catch up with others____ she studies harder．（ ）
| A． |
unless |
B． |
as soon as |
C． |
if |
Where does Sam live？
I live in Room405．Sam lives in the room right above mine，on the____ floor．（ ）
| A． |
second |
B． |
third |
C． |
fifth |
What would you like，tea or coffee？
____thanks．I just prefer a glass of water．（ ）
| A． |
Both |
B． |
Neither |
C． |
Either |
Did you go to____ the last night？
Yes，and the movie was so moving that it made me cry several times．（ ）
| A． |
library |
B． |
museum |
C． |
cinema |