Yesterday the teacher told us the earth the sun.( )
A.goes aroundB.went around
C.is going aroundD.would go around
﹣I'm sorry,dad.I lost that wallet you gave me.
﹣______.( )
A.The same to youB.It's my pleasure.
C.Nice to see youD.Well,never mind
If we _____ take environmental problems seriously,the earth _______ worse and worse.( )
A.don't; won't beB.won't; isn't
C.won't; isD.don't; will be
Which of the following signs means that you can go out here?( )
A.B.
C.D.
We talked about _____ new words.( )
A.learnB.learnedC.learningD.to learn
﹣I left my pen at home.Can you lend me one?( )
A.Yes,of courseB.Thank you
C.Yes,just a littleD.Hold on,please