SCIENTISTS WHO STUDY ANIMALS BEHAVIOR THINKS THAT ONLY HUMAN BEGIN...

32. - DE THI THU HAY CHON LOC DE THI THU TANH CO D AN
DE THI THU HAY CHON LOC DE THI THU TANH CO D AN
32. Scientists who study animals behavior thinks that only human begings get headaches. A. who B. thinks C. human beings D. headaches