______ is often the case with elder people, my grandma talked about my new hairstyle for at least 50 minutes nonstop.
| A．That | B．Which | C．As | D．It |
According to scientists, our mental abilities begin to____ from the age of 27 after reaching the highest level at 22.
| A．differ | B．shrink | C．fail | D．decline |
You can’t predict everything. Often things don’t_____ as you expect.
| A．run out | B．break out | C．work out | D．put out |
The young dancers looked so charming in their beautiful clothes that we took _____pictures.
| A．many of | B．a large amount of |
| C．a plenty of | D．masses of |
Playing on a frozen sports field sounds like a lot of fun. Isn’t it risky, ______?
| A．though | B．also | C．either | D．too |
Some don’t agree to the plan, while I’m out of ____ opposed to it.
| A．those who | B．who | C．those | D．that |