—Who is teacher in your school?
—Mary is.
A:friendlier
B:friend
C:the friendliest
D:friendly
There is a bed in this room. We sleep in this room. It's a____.
________ useful information they've found on ________ Internet!
国务院印发《“健康中国2030”规划纲要》指出,到2030年,我国主要健康指标要进入高收入国家行列,人均预期寿命达到 岁。( )