III.Choose the best answer: (2ms)
1. The population _______ the world is growing. ( about / at / in / of)
2._______ collecting the empty bottles ? - Good idea. ( Let's / What / What about / Why don't we)
3._______ milk does Mr. Hai produce every day? ( How / How many / How much / How far)
4. There is _______ water in the glass.( a / any / some / a few)
5. Ba would like some fruit juice. He's _______. ( happy / hungry / thirsty / well)
6. That building is the_______ of the four. ( /tall/ bigger /taller / tallest )
7. We_______ recycle waste things in the factory. (should / not ought / shouldn't to / ought)
8. Let's go fishing _______ the morning.( at / in / on / to)