MOST OF THE HELIUM IN THE UNIVERSE WAS FORMED ______ A. DURING...

Câu 8.

Most of the helium in the universe was formed ______

A.

during the first minute of the universe's

B.

in interstellar space

existence

C.

in a very short time

^D.

before most of the hydrogen

C - Trả lời C ID:316543 (0) Lời giải & Bình luận Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part is pronounced differently from that of the rest in each of the following questions.