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
The number of the students in our school is about nine ____. ____ of them are boys.
—Do you think yesterday’s math problem was difficult? —Yes. I could ________ work it out.
—What’s the low-carbon life style like? --Save_______ energy, produce ________ carbon.
—Which of the caps will you take? --I’ll take _______,one for my father ,the other for my brother.
–How was _______dinner at Mike’s house? --It was great. Mike’s mum is ________wonderful cook.