When a volcano (16)_____, hot gases and melted rock from deep within Earth find (17)_____ way up to the surface. This material may (18)_____ slowly out of a crack in the ground, or it may explode suddenly into the air. Volcanic eruptions may be very (19)_____. But they can (20)_____ create new landforms.
16. A. blows B. erupts C. throws *
1 điểm
A
B
C
17. A. they B. their C. them *
1 điểm
A
B
C
18. A. come B. leave C. flow *
1 điểm
A
B
C
19. A. destruction B. destroy C. destructive *
1 điểm
A
B
C
20. A. too B. also C. so *
1 điểm
A
B
C
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Sinh Học lớp 12
