( )(3)“ 大点的男孩是汤姆”如何表达:A.The baby boy is Tom . B. The big boy is Tom . C. The big girl is Tom .
Are those your shorts?_____. A. Yes, it is.B. No, it isn’t.C. No, they aren’t.
Is this your T-shirt? ______. A. Yes, it is.B. No, they aren’t.C. Yes, they are.
Can I wear my T-shirt?_____ A. No, you can't.B. Yes, you can't.C. No, you can.
It's cold ____ Beijing. A. onB. inC. at
It's 9:45. It's time ____ music class. A. toB. forC. of