F2F Class Notes September 13th (Ben)

at 7 = at 7 o’clock

I woke up at 7 (o’clock)

have a nap 小睡

can / could / —-

I couldn’t sleep.

I guess you were tired.

used to

eat / ate / eaten
I ate –> time is clear: this morning, yesterday, 2 years ago, when I was a child, when I went to Beijing
I have eaten –> time is unclear: already, before, never, so far, until now
I was already working in the same company as today.
I went to Beijing along with my brother.
Along with English classes, I also take dancing classes. (at the same time)
I am safe and sound
cost-effective = cheap