I hear you're crazy about Roger Federer．
Exactly． He is one of the greatest tennis players in the world and _______ 18grand slams（大满贯） all together．（ ）
A．achievesB．achieved
C．has achievedD．will achieve
He was so busy preparing for the high school entrance exam that ．（ ）
| A． |
he had enough time to watch football matches every day |
| B． |
he was free enough to go shopping online |
| C． |
he had no time to do sports every day |
Do you know the students like the mobile phone game so much？（ ）
| A． |
what |
B． |
why |
C． |
how |
nice weather it is!Let's go out for a picnic．（ ）
| A． |
What |
B． |
How |
C． |
What a |
more books，and you will improve your reading skills．（ ）
| A． |
Reading |
B． |
Read |
C． |
Reads |
As we know，printing during the Sui and Tang Dynasties in China．（ ）
| A． |
invented |
| B． |
is invented |
| C． |
was invented |