These animals migrate south annually in search of food.
A:.travel B: explore C: inhabit D: prefer
答案:A
解析:
题干意为“每年这些动物都迁徒到南方去寻找食物。” 句中划线词为动词,意为“迁徒”。A项travel意为“旅行,行进”,例句:I've been travel-ling all year.我一整年都在旅行。B项意为“探索”,C项意为“栖息,居住”,D项意为“更喜 欢”,故选A。
第2题:
How quickly they accomplish this transfer depends not only on how soon the ants agree on the best available site but also on how quickly they can _____there.