443. Situated in a dense jungle and isolated from the outside world, this _____ tribe has maintained the same way of living since the stone age.
(A) informative
(B) intuitive
(C) decorative
(D) primitive
4 Environmental restorationists today engage themselves fervently in _____ old prairie groves in the
American Midwest. (A) reducing (B) sacrificing (C) sanctioning (D) reviving