YOU………. USE YOUR MOBILE PHONE ON THE PLANE.A. MUST B. MUSTN’T C. D...

10. - DE KHAO SAT CHAT LUONG HK I CO DAP AN 10. - DE KHAO SAT CHAT LUONG HK I CO DAP AN
DE KHAO SAT CHAT LUONG HK I CO DAP AN

10. You………. use your mobile phone on the plane.

A. must B. mustn’t C. don’t have to D. have to

Your answer:

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III. Put the words in brackets into the right forms to complete the sentences.(2.0pts)