Simon makes friends in his class because he is very selfish.
如果你想知道对方姓什么时,你应该问_____________________________
---Wow! These inventions are amazing.—They were all invented _______years ago.
---Mary is a careful girl.---Yes. She always goes over her exercises to there are no mistakes.
---Would you like to go to a movie with me?----I’d like to__________ you don’t want to go alone.A. until B before C. after D.if
—Why is Maria so nervous? Because she doesn't know ________at the big party.