تست شماره « 131 » گرامر کنکور دکتری مجموعه زبان انگلیسی 1400
Test 131 (Year 1400)
131. Over the history of the galaxy, hundreds of millions of solar-type stars have run out of hydrogen fuel ----------- red giants and white dwarfs.
1) their days ended in
2) by ending their days of
3) and ended their days as
4) thereby their days ending as
131. Over the history of the galaxy, hundreds of millions of solar-type stars have run out of hydrogen fuel ----------- red giants and white dwarfs.
1) their days ended in
2) by ending their days of
3) and ended their days as
4) thereby their days ending as
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