It's no use ________ without taking any action.
| A．complain | B．complaining |
| C．being complained | D．to be complained |
Stop! A little boy_________ the street.
| A．is crossing | B．crosses | C．crossed | D．has crossed |
The girl________ to milk since last winter.
| A．learns | B．learned | C．has learned | D．would learn |
What__________ to you this morning?
| A．happens | B．is happened | C．happened | D．was happened |
—The old man looks healthy.
—Yes. He________ some running after he gets up.
| A．does | B．did | C．has done | D．will do |
She didn’t pass the exams because she________ her lessons well.
| A．wasn’t prepared | B．wasn’t been prepared |
| C．hadn’t prepared | D．was preparing |