－ Can you help me clean the room?
－ OK, _______I have to wash the clothes first.
| A．so | B．but | C．because | D．as |
—____ you Mingming?—____, I’m not.
A. Are; Yes B. Am; No C. Are; No
—_ ___—Fine, thank you.
A. How do you do? B. Nice to meet you C. How are you?
—Welcome to Beijing!—____
A. Welcome to Beijing, too. B. Thanks. C. Fine, thanks.
下列各组字母中含有相同读音的一组是 ____。
A. A, S B. H, I C. M, X
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