ing to scientists, our mental abilities beginto____ from the age of 27 after reaching the highest level at 22.

I ______ to take a holiday this summer, but I had to change my plan.[ ]

Li Na is famous all the tennis fans in China know her.

It has been raining for three days.I hope________.[ ]

like to inviteyou to our party this weekend— Thank you, but_________I’ll have time I’m not sure at the moment