英语过去分词（分词大练兵）请解释为什么选那个答案

英语过去分词（分词大练兵）请解释为什么选那个答案
1.The students studied the plan that they would like to see_____ the next term.
A.carry out B.carrying out C.carried out D.to carry out
2.--- Can I park here?--- Anyone____ here will be fined 100 dollars.
A.seen parking S.seeing parked C.seen parked D.seeing parking
3.A cook will be fired immediately if he is found___ in the kitchen.
A.smoke B.smoking C.to smoke D.smoked
4._____ the general state of his health,it may take him a while to recover from the operation.
A.given B.To give C.Giving D.Having given
5.The hunter went out with a gun,____ by his dog.
A.following B.followed C.being followed D.to be followed
6.____ on twice,he was cured at last
A.Being operated B.Operated C.Having operated D.Having been operated
7.Friendship is like money.Easier made than ____
A.kept B.to be kept C.keeping Having kept
8.____ anything about the accident,he went to work as usual.
A.Not known B.Known not C.Knowing not D.Not knowing
9.______ ,the players tried their best to win the game for their country.
A.Greatly encouraged B.Having greatly encouraged
C.To be greatly encouraged D.Greatly encouraging
10.--- Will you go to the party?---- Of course,I will____.
\x05A.if invited B.if having invited C.if I was invited D.if I will be invited
11._____wit so many difficulties,I guess school was one of the last things on my mind.
\x05A.face B.Facing C.Being faced D.To be faced
12.He is often found_____ his research work.
A.buried in B.taking C.deep thought D.deeply thinking

1 C 计划被执行
2 A 人被看见在这里停车
3 B 被发现抽烟
4 A
5 B
6 B
7 A
8 C
9 A
10 A
11 C
12 A