On Friday, a physics lesson begins at（）……

填空题无论多么困难，我都不会放弃。____________，I’ll never give up．

填空题我到收款台时，才意识到我把钱包忘在家里了。When I got to the checkout，I realized__________________．

填空题是否要下雨，我说不准。______ it is going to rain．

填空题张老师告诉我们考试时别紧张。Mrs．Zhang ____________in the exam．

单项选择题Do they have lessons at 10:30 am on Thursday（）

A．Yes, they have.
B．No, they don’t.
C．We can’t know from the timetable.
D．None of the abov