1.This watch is _______ by hand, not by machine, so it is very expensive. A.flat B.coined C.bored D.manufactured 来源：www.examda.com 2.These two horses look so much alike that we can not _______ one from the other. A.differ B.detail C.distinguish D.defeat
3.The president of that company was very calm during the political _______. A.failure B.fashion C.proceed D.crisis
4._______ is usually the chief enemy of the camera lens. A.Oxxasion B.vain C.Moisture D.Deck 来源：www.examda.com 5.The _______ left the ship after sixty hours of hard struggle. A.dash B.cell C.crew D.gay
6.On our way to Beijing, we visited Xi’an, a city of two million _______, and stayed there for two days. A. insects B.human C.inhabitants D.flights
7.One of the main reasons for air pollution is that many cars _______ smoke into the atmosphere. A.gather B.hire C.discharge D.escape
8.Don’t forget to _______ to let us know you arrived safely. A.cable B.cage C.border D.bay
9.She gave him a _______ that she could not come to his party. A.mistress B.shoot C.neck D.hint 来源：www.examda.com 10.When the temperature is below zero, water will _______. A.freeze B.virtue C.sink D.seek