شرکت در آزمون آنلاین
زبان انگلیسی 1
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زبان انگلیسی 1
| آزمون شماره 11707
Careful observation of things can be done by … .
One of the most important problems we have is the … of the natural homes of animals in forests, lakes and plains. We should do voluntary work to stop it.
Because he didn’t know how to ... himself, the weak teenager decided to take a few boxing classes.
The last bear in this forest … one hundred years ago.
The man can’t walk because he was … in a car accident a few days ago.
