Don’t play in the street. It’s not ________ .
| A．enough safe | B．enough dangerous | C．dangerous enough | D．safe enough |
________you often late for school?
| A．Do | B．are | C．Is | D．Does |
The white trainers are nice．Can I________?
| A．try it on | B．try on it | C．try them on | D．try on them |
She doesn’t know________．
| A．what she can do it | B．what to do it | C．how to do | D．how to do it |
His aunt always_________ a black dress．
| A．put on | B．puts on | C．wear | D．wears |
—How often do you clean your classroom? —_________．
| A．Last week | B．In the afternoon | C．For ten minutes | D．Every day |