问题
Have you heard of Earth Day —-Yes . The first Earth Day ______ in 1970 toeducate us to protect our planet .
A:celebrates
B:celebrated
C:is celebrated
D: wascelebrated
B:celebrated
C:is celebrated
D: wascelebrated
正确答案是：
同类题型
His father demands that he not go to any country_________ China, which is his motherland.
He would much _____it if you could give him a hand. [ ]
Kate and John got married last week– Are you kidding They have _____ in common
We ________ for over 2 hours. Are you sure this is the right way
What ________ he say to you just now —He told me that he ________ his keyin the room.