Do you know that Yuan Longping is known as ______ father of hybrid rice (杂交水稻)?
A．/ B．the C．a D．an
He didn’t come to school yesterday _______ that he was ill.
A．because B．for C．in D．if
It was _________ that everyone like to read it.
A．a so interesting story B．so an interesting story
C．a story so interesting D．so interesting a story
It was ______ 7:30 that he _________ home yesterday, so his parents were very worried.
A．until; not got B．not until; got C．until; didn’t get D．didn’t until; got
Jack told us that his class ________ sixty-four students.
A．made up B．made of C．consisted of D．consisted in
He was asked to _______ his class making a speech at the school opening ceremony.
A．represent B．stand for C．express D．show
