I believe the answer is piety.
Answer: that u need to do it urself
Explanation: becuase u are smart
1) Could
2) Couldn’t
3) Can
4) Can
5)Couldn’t
6) Couldn’t
7) Could
8) Can’t
9) Couldn’t
10)Could
Explanation:
He is busy with his studies,he has to complete his revision before the exam begins
YES!! at least, i think so. It looks right. It's like 97-100 that it is a complex sentence...