ulties strengthen the mind, ______labor does the body.

The meeting is beginning at 8 o’clock _____, let’s make some preparations for it

Why are you still busy with your homework? You _____ it hours ago.— Sorry, dad. I haven’t been feeling well since early evening. [ ]

下列各句中，加线词语使用正确的一项是(　　)

You can find whatever you need at the shopping centre, __________ is always busy at the weekend.