Question

几道简单英语题，高手请进，急！在线等

1.the music is often heard _______on the radio A.to play B.playedC.to be played D.playing
2.birds are seldom heard _______at night
A.sing B.singing C.to sing D.to be singing
3.being done能不能放句首作主语或状语

Answer 1

同学你好，答案依次是：AB能。
如:He was seen come into the book store就是错的
He was seen to come into the book store正确.
在主动语态中,有时可以加不带to的不定式作宾语.但如果变为被动语态时,则要将省略的to还原.当然这些动词还可以加动名词作宾语,如:I saw him coming into the bookstore变为被动语态则没有变化:He was seen coming into the bookstore.
第三个给你例子理解，比如：1、Being defeated is not a shame2、A dog was lying on the ground,being hit by a car.希望对你理解有帮助、呵呵

Answer 2

1. B
2. B
我猜的。
3 能放句首但是做什么成分我就不懂了