ω-3脂肪酸
参考答案：即n-3脂肪酸，指第一个不饱和键在第三和第四个碳原子之间。主要是α-亚麻酸，二十碳五烯酸和二十二碳六烯酸。
词汇运用。
1.Who is the ________(close) person in your family ?
2.I think it’ s ________( use) to talk with him ? It’s difficult to change his mind.
3.Did you have a nice time ________(ski) last week ?
4.I’ll never forget the ________(beautiful) of the old houses ?
5.Some subjects are ________(bore) . But I will try to learn them all.
6.They don’t know how ________(solve) the problem.
7.We should take the _________(follow) actions to help the wild animals.
8.He got ill yesterday. Today he feels even ________(bad) .
9.Our teachers told is that the earth ________(move)around the sun.
10.________(wolf) eat smaller animals when they are hungry
实施扩大就业的发展战略，必须促进以（）带动就业。
A.发展
B.创业
C.创新
