— The teacher asked us ________________A. What the bad effect of pollution are.B. What were the bad effect of pollution.C. What the bad effect of pollution were.
---What do you think of the game show? ---________
Linda is a pretty girl _______ long hair.
Maria and Alice are good friends._______ of them are good at English.
Which do you like _______,tea or coffee?
She is sad,_______ she looks happy.