A.当你声称自己做了某些工作,你确实是做了
B.当你做实验时,你必须破除先入之见
C.当你依赖了别人的工作,你要引注它
D.当你要介绍研究资料时,你应该公正而真实地介绍它们
A.He’s a nice teacher
B.Ms Smart is a nice teacher
C.She’s a nice doctor
A.They’re too small
B.These shoes are nice
C.These shoes are too small
A.This is Mr jones
B.Mr Jones, this is Amy
C.How are you Mr Jones
A.Welcome to our school
B.This is our library
C.We often come to the meeting room