The split between humans and apes is believed byscientists______15 to 20 million years ago

The shopkeeper gave us ______ weight: we got 9 kilos instead of 10 kilos. [ ]

Designated drivers (代驾司机) are _____ seen in our city because drunk driving is not allowed.

I did well in the English exam lastweek—- I did _____ I got a full mark

Do you mind my listening music here—-_______