当你想询问他人是否想要一些牛肉时，你应该说：
A. Do you want some beefs B.Do you want some beef
( ) （7）Let’s____ about the four seasons.
A. talkingB. talkC. to talk
( ) （6）What’s summer_____?
A. likesB. likingC. like
( ) （5）I’m going to lie____ the grass now.
A. atB. onC. in
( ) （4）Today __ the first day of the new term.
A. isB. areC. were
( ) （3）What do people do in autumn ___ winter?
A. andB. orC. of