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)