问题描述：
帮忙答两道英语选择题.
Carl is studying()food science at college and hopes to open up()meat processing factory of his own one day.
A/;a
B/;the
C the;a
The lecture()at 7:00pm last night ,was followed by an observation of the moon with telescopes.
A staring
B being started
Carl is studying()food science at college and hopes to open up()meat processing factory of his own one day.
A/;a
B/;the
C the;a
The lecture()at 7:00pm last night ,was followed by an observation of the moon with telescopes.
A staring
B being started
问题解答：
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