5 . build up intuitive concepts , and penetrate the thought of combining numbers with pictures 五、建立直覺觀念,滲透數(shù)形結(jié)合思想。
Cowboy is required to keep track of only five signals now , but he may have to think harder soon . dr . findley plans to shine two lights at once , and to require the baboon to push the button when the correct combined number has sounded 現(xiàn)在只要求牛仔接觸5種信號,但不久它也許不得不多動(dòng)點(diǎn)兒腦筋。芬德利博士計(jì)劃讓兩盞燈同時(shí)亮,并要求牛仔,在正確的兩數(shù)之和報(bào)出后,由它再按動(dòng)電鈕。