Is it right ___ food to the animals in the zoo?A. throwB. to throwC. throwsD. throwing能解释吗?谢谢

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Is it right ___ food to the animals in the zoo?A. throwB. to throwC. throwsD. throwing能解释吗?谢谢

Is it right ___ food to the animals in the zoo?A. throwB. to throwC. throwsD. throwing能解释吗?谢谢
Is it right ___ food to the animals in the zoo?
A. throw
B. to throw
C. throws
D. throwing
能解释吗?谢谢

Is it right ___ food to the animals in the zoo?A. throwB. to throwC. throwsD. throwing能解释吗?谢谢
选b
a,c可以直接排除,因为这是主系表结构,句子里的其他动词都要变成非谓语动词
d 是进行时态,意思是它正在扔食物给动物么?
b是对的 因为it是to throw的形式主语,这个句型是it is + adj.+ to do

B. to throw
在动物园里往动物身上扔食物是正确的吗?

to throw

B ,It is right to do sth 固定搭配,做某事是正确的

B

to throw
It is right to do sth. 做某事是正确的
在动物园内扔食物给动物行吗?

B.Its +adj.+to do sth
表示做什么事是怎么样的.