下列各组字母中,全部是元音字母的是_____.A. a, e, r B. i, u, e C. o, n, u
Playing too many computer games _______ students.
It's very important _______ us ______ every day.
--- ________ do you stay at home at weekends? --- Ten hours.
Millie often _______ a very special costume at the party.
You can go to the library with _______ and ______ sister.