Love your parents __________ they are alive． Don't wait until it is too late．（ ）
A．whileB．thoughC．becauseD．unless
Would you like to go ________？（ ）
| A． |
anywhere relaxing |
B． |
relaxing somewhere |
| C． |
somewhere relaxing |
D． |
somewhere relaxed |
If I _______ you，I would give some flowers to her．（ ）
| A． |
am |
B． |
is |
C． |
was |
D． |
were |
I used to go to sleep ________ my bedroom light ________．（ ）
| A． |
with，open |
B． |
with，on |
C． |
and，open |
D． |
in，on |
Beijing is one of the ______ in the world today．（ ）
| A． |
busiest city |
B． |
busiest cities |
| C． |
busy city |
D． |
busy cities |
________ used to ________ a post office near my house．（ ）
| A． |
There； be |
B． |
There； have |
| C． |
It； be |
D． |
There； having |