1. Milk bottles can be ____________ after being cleaned. A.thrown away B.reused C.broken D.collect 2. They grow food for their animals and use the dung for ________________ their fields. A.fertilize B.fertilizing C.fertilizer D.fertile 3. Reduce means not buying products which are ________________. A.packaged B.overpackaged C.overpackaging D.packaging 4. Nam made ______________ about what time to start the meeting. A.suggestion B.suggest C.suggesting D.suggested 5. My family and I have just visited an ______________ institute in this city. A.oceanic B.nature C.history D.soil 6. An astronaut would be killed if he or she _____________ by a piece of rubbish. A.were hitted B.was hitted C.were hit D.was hit 7. Find the synonym for the word ELEVATE: "You should ELEVATE the patient‘s feet above the level of the heart. A.press B.decrease C.raise D.cut 8. As a result on Tet holidays, they make every effort to ______________ arguments as much as possible. A.avoid B.make C.have D.contact 9. A: “Will you please collect my new aodai at the tailor’s?” B: “- ______________________.” A.Yes, please B.I'm sorry. It's great C.That would be nice D.Sure. I will 10. Is rubbish ________________ every day? A.be collect B.collecting C.collected D.collect