I’m told that languagepractising．com is a free website ______learners can not just learn
various languages but also chat online．
| A．where | B．which | C．that | D．what |
相关试题
Scientists are convinced the positive effect of laughter physical and mental health.
| A．of; at | B．by; in | C．of; on | D．on; at |
If you really have to leave during the meeting, you’d better leave ____ the back door.
| A．for | B．by | C．across | D．out |
Let’s learn to use the problem we are facing ________ a stepping-stone to future success.
| A．to | B．for | C．as | D．by |
The house still needed a lot of work, but _______the kitchen was finished.
| A．instead | B．altogether | C．at once | D．at least |
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