No matter what problems we meet，we should try to solve them，and even though we fail，teachers and parents___ us．（ ）
| A． |
are strict with |
| B． |
are worried about |
| C． |
are proud of |
__May 5th，2017，the C919 took off successfully for the first time at Shanghai International Airport．（ ）
| A． |
On |
B． |
In |
C． |
At |
D． |
Of |
We'll have to say goodbye，my dear friends!But I will__forget the days we spent together．（ ）
| A． |
always |
B． |
often |
C． |
never |
D． |
usually |
This picture__by my cousin last year．（ ）
| A． |
draws |
B． |
drew |
C． |
is drewn |
D． |
was drawn |
May I take the dog with me，sir？
__．Pets are not allowed to enter the hall．（ ）
| A． |
Yes，you may |
B． |
No，you mustn't |
| C． |
Yes，you can |
D． |
No，you needn't |
Do you have any plans for the coming vacation？
Sure，We decide__Sansha in July．（ ）
| A． |
visit |
B． |
visiting |
C． |
visited |
D． |
to visit |