Coal was formed out of dead forests through a long _____ of chemical changes.
#6229
A
stage
B
access
C
order
D
process
推荐题目
________________of the students who took part in the military training（军训） is 450．
#6071
A
A number
B
A lot
C
Lots
D
The number
Niagara Fall is a great tourist ________, drawing millions of visitors every year.
#5804
A
attention
B
attraction
C
appointment
D
arrangement
It is his first job interview, so there is no room for mistakes in the first .
#5760
A
information
B
expression
C
impression
D
description
When I worked as the general manager of the firm, I sometimes had _____ to visit London on business.
#7483
A
opportunity
B
possibility
C
occasion
D
chance
The tutor（导师）asked his students to leave a wide ________ when typing their essays.
#7063
A
border
B
column
C
surrounding
D
margin