如图所示的电路中正确的是 [ ]
A.
B.
C.
D.
B
—__________ is it?
—It's 2:30.[ ]
A. What
B. What time
C. What day
D. What colour
练习发音的幼儿诗歌是（）
A.谜语歌
B.童话诗
C.绕口令
D.故事诗
