Many of them turned a deaf ear to her advice, _______ they knew it to be valuable.
| A．even though | B．now that | C．as if | D．as long as |
Who do you think you’d like ____?
| A．to make friends | B．make friends | C．to make friends with | D．make friends with |
When you leave, don’t forget ____ off the light.
| A．to turn | B．turning | C．turn | D．turned |
It ____ Jack twenty minutes ____ the math problem yesterday.
| A．took; to work out | B．takes; worked out |
| C．has taken; work out | D．is taking; working out |
He stood there for two hours ____ the game.
| A．watched | B．watching | C．is watching | D．was watching |
Is it always easier ____ friends than to keep them?
| A．making | B．make | C．to make | D．made |