1.Among the films being nomanate____directed by Zhang Yimou

1.Among the films being nomanate____directed by Zhang Yimou
A.is a popular film
B.is as popular
C.a popular film
D.one is popular
句子的成分.
2．All cases____chilren are dealt with in aspecial children’s court.
A.concerned B.concerning C.to be concerned D.concern
3.The speech which he made____the football match bored a lot of fans to death.
A.being concended B.be concerned C.concerned D.concerning
2题答案是A,而3题答案是D,但concerning就有“有关,涉及”的意思,为什么两道题的答案不一样呢?
4.All the students are jumping up and down ,____to stay warn.
A.trying B.to try C.tried D.try
这道题是现在分词做伴随状语,还是目的状语.那么不定式做目的只能放于句首,即使放在后面的话,也不容许有逗号,有逗号的话,就视为结果状语,