1.This watch is _______ by hand, not by machine, so it is very expensive.
ctured
2.These two horses look so much alike that we can not _______ one from the other.
guish
3.The president of that company was very calm during the political _______.
e
n
d
4._______ is usually the chief enemy of the camera lens.
A.Oxxasion
C.Moisture
D.Deck
5.The _______ left the ship after sixty hours of hard struggle.
6.On our way to Beijing, we visited Xi’an, a city of two million _______, and stayed there for two days.
A. insects
tants
s
7.One of the main reasons for air pollution is that many cars _______ smoke into the atmosphere.
rge
8.Don’t forget to _______ to let us know you arrived safely.
9.She gave him a _______ that she could not come to his party.
ss
10.When the temperature is below zero, water will _______.