Some countries are increasing their use of natural gas, and other forms of ______.
#5440
A
source
B
energy
C
power
D
strength
推荐题目
Many people like white as a color as it is a _____ of purity.
#6541
A
symbol
B
sign
C
signal
D
symptom
Several leading _____ resigned from the party yesterday.
#5861
A
figures
B
numbers
C
images
D
memberships
Put the_______of your tongueagainst your upper teeth when you produce the sound。
#7321
A
tip
B
top
C
peak
D
pole
. The report about the ______ surprised all the ______.
#6505
A
present situation; people present
B
present situation; present people
C
situation present; people who present
D
situation present; presented people
Visitors were struck by the natural _________ here, which was beautiful beyond description.
#5668
A
resource
B
scenery
C
disaster
D
element