53.Edison is one of the greatest_______(invent) in the world.
54.Every student ought_______(respect) the local culture.
55.Einstein made an excellent_______(speak) in the university.
56.It's really_______(comfort) to walk in the sun sfter lunch in winter.
57.Would you mind_______(lend) me your camera?I want to take some photos.
58.I can't imagine_______(live) without water.
59.You should give us some advice on how_______(improve) our reading skills.
60.My home is on the_______(twelve) floor.
61.China attracts many foreign ______(tour) every year.
62.It's great_______(successful) to finish that work.
63.Can you tell the_______(different) between iPone5 and iPone5s?
64._______(improve) your spoken English,you'd better use it as much as possible.
65.I think communicating face to face is_______(good) than chatting online.
66.It's always useful_______(take) a map with you.