下列各组字母中全部是元音字母的是 ____。A. a, e, o, r B. a, i, u, e C. o, u, e, n
---This isway I’ve told you about. --- It is really useful one.
Watching TV___________ is __________bad for our health.
—I will take an important test tomorrow. —Oh, really? ___________!
—Mind your steps, guy! Don’t you see the words “_______ the grass”? —I’m sorry.
—You look sad, Kate. —Yeah, I have made __________mistakes in my report.