I know that you'vebeen studying chimpanzees for thirty years now.我知道你研究黑猩猩至今已有30年了。Chimpanzees are adept climbers.黑猩猩是熟练的攀援者.A large group of chimpanzees was feeding.一大群黑猩猩在吃东西....
Such parents vacillate between saying no and giving in — but neither response seems satisfactory to them.这类家长举棋不定,对孩子们的无理要求,不知道是该回绝还是该满足,觉得这两者都不理想.Without doubt , the national bourgeoisie tends to vacillate , but we shou...