3. What will probably he the first stage of change as the sun becomes a red giant?
A. Its core will cool off air use less fuel. B. Its surface will become
hotter and shrink.
C. its sun will throw off huge amounts of gases. D. Its centre will grow
smaller and hotter.
Bạn đang xem 3. - ĐỀ KIỂM TRA ANH VĂN TEST 1 PDF
