شرکت در آزمون آنلاین
زبان انگلیسی 1
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درس2
| آزمون شماره 304
Nowadays we must think of enjoying the new type of energy like the one produced by solar ……… which uses the sunlight.
Many of us ........................ if the current space activities will lead to the creation of colonies in space.
Scientists are still searching for ............... of life on other planets in the space.
. The purpose of this article is to attempt the difficult task of ........................... how the Indians developed this amazing system
Would you like to make a ……………. to our charity appeal ?
