Be quick， we'll fail to catch the school bus．
Don't worry． It's only seven o'clock now． We still have enough time．（ ）
A．andB．butC．orD．so
I's hot today．Have some ______ please．
No，thanks．I'm not thirsty at all．（ ）
| A． |
water |
B． |
potatoes |
C． |
bread |
D． |
cakes |
I ________ the History Museum twice．I've learned a lot there．（ ）
| A． |
visit |
B． |
am visiting |
| C． |
have visited |
D． |
will visit |
Do you like watching ping﹣pong matches？
Yes，and ________ favorite ping﹣pong player is Ma Long．（ ）
| A． |
we |
B． |
us |
C． |
our |
D． |
ours |
Our reading club shares ideas with each other ________ one hour every Tuesday．（ ）
A．toB．onC．atD．for
Mary wants to be ________ good doctor when she grows up．（ ）
| A． |
a |
B． |
an |
C． |
the |
D． |
/ |