______ is where to go for a picnic.A.What they worryB.What worrie_英语解答

______ is where to go for a picnic.
A.What they worry
B.What worries them
C.What is worried
D.What they are worried
帮忙解释一下

人气：457 ℃　时间：2020-03-26 08:41:48

解答

B.困扰他们的是去哪儿野餐.What worries them作主语；where to go for a picnic作表语；