شرکت در آزمون آنلاین
زبان انگلیسی 2
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زبان انگلیسی 2
| آزمون شماره 7231
I haven`t cleaned my fridge … .
Few animals other than monkeys have hand-like paws. The monkey, like man, has a thumb that can be put opposite other fingers. By pressing its first finger against its thumb a monkey can pick up things as tiny as an insect. Because other animals don’t have this thumb, it is difficult for them to pick up small things and carry them.
The monkey’s ability to hold rice with its paw often causes a problem for him. Hunters fill a coconut with a handful of rice, leaving a hole in the shell of the coconut. The monkey has no trouble putting its paw through the hole. But it can’t draw the paw out while it is holding a handful of rice. Since it is often too stupid or greedy to open its hand, the monkey is unable to free itself from this simple trap.
What is the main idea of the second paragraph?