With online course Crazy English has over 20 million students all over China          the class through the Internet .
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A
attend
B
attended
C
attending
D
to be attending
推荐题目
The old man sat in front of the radio every evening, ______ his favorite program.
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A
dying to hear
B
was dying to hear
C
dying to have heard
D
is dying for hearing
Most morning reading classes should be made use_______ English better.
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A
of learning
B
to learn
C
of to learn
D
to learning
The element radium, ______ in the chemistry lab, gave off a blue light.
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A
discovering
B
to be discovered
C
to discover
D
discovered