Do you often have science classes here?
你们经常在这儿上化学课吗？
Do you often have science classes here?
你们经常在这里上实验课吗？
Mr Green: Do you often have science classes here?
格林先生：你们经常在这里上科学课吗？
Miss White: How often do you have science classes?
怀特小姐：你们多长时间上一次科学课？
How often do you have science classes? Twice a week.
你们多久上一次实验课？一周两次。
Do you have the computer science classes?
你有计算机科学课程吗？
We have classes that discuss artificial intelligence within the computer science department.
我们计算机科学系有讨论人工智能的课程。
This morning, we have four classes, such as mathematics, science and the arts.
上午，我们上四节课，比如数学、科学和。
This morning, we have four classes, such as mathematics, science and the arts.
上午，我们上四节课，比如数学、科学和。
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