–Can I help you? –_________.A. Thank youB. Yes, please, I want a pen.C. You’re welcome.
He pretended_____ when he met a bear.
Can you find _____ in the sky?
---Show me your homework, Dave. ----Sorry, Mrs Brown. I’ve_____it at home.
While listening in class, you should concentrate ____ your teacher.
Schools don’t allow ______ answers in the exam.