－ Is your father in? － No, he ______ for three hours.
| A．was out | B．has been out | C．went out | D．has gone out |
Are they getting ready _____ the exam?
| A．for | B．to | C．at | D．in |
Listen! Someone ______ in the next room.
| A．sing | B．singing | C．is singing | D．are singing |
Please connect the keyboard the computer.
| A．in | B．at | C．to | D．on |
--do you open a new document ?
---Click “new document “.
| A．How | B．Where | C．What | D．When |
I turn the TV and watch a football match .
| A．off | B．in | C．on | D．at |