【题目】He always goes to work at seven o’clock. He’s_______ late.

【题目】Your idea sounds , but it still needs to be discussed.

【题目】Tom is ______ American boy, and he likes playing_______ tennis.

【题目】In recent years the environmental pollution has been _________ than before.

【题目】—— What are you doing? —— I _____ a letter to my pen pal.

【题目】 It’s essential for citizens to know that the haze(雾霾.can do harm ________ people’s health.

【题目】—— _______you watching TV? —— Yes, I _________.