Many _______ of years later, the first extremely small plants began to appear on the surface of the water.
#14150
A
millions
B
million
C
million of
D
millions of
推荐题目
The sad mother ______ crying when the reporter asked about her son’s death.
#12662
A
set out
B
broke out
C
burst out
D
gave out
—Can I help you ?—I want _________these nice roses for Lucy’s birthday .
#14506
A
two dozen of
B
two dozen
C
two dozen
D
two dozens of
The ________ of school leavers that go to university is about fifty percent.
#10966
A
degree
B
percentage
C
level
D
standard
---I’m going to the supermarket, let me get you some fruit.---OK. Thanks for your _____________.
#10531
A
offer
B
information
C
message
D
order
Audiences were greatly ______ by the video class about weightless conditions _____ in Tianggon-1 space station.
#12405
A
impressing; presenting
B
impressed; presenting
C
impressing; presented
D
impressed; presented