Pleasa cut up( )onion and two ( ) A the,tomato B an ,tomatoes C a,tomatoes D an,tomatoes

问题描述:

Pleasa cut up( )onion and two ( ) A the,tomato B an ,tomatoes C a,tomatoes D an,tomatoes

B an ,tomatoes
onion ['ʌnjən]发音的第一个音节是元音,因此必须用an