4 .
阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。I'm not sure 1 is more frightened, me or the female gorilla(大猩猩)that suddenly appears out of nowhere. I'm walking on a path in the forest in the Central African Republic. Unexpectedly, I'm face-to-face with the gorilla, who begins screaming at 2 top of her lungs. That makes her baby scream, and then a 400-pound male appears. He screams the
3 (loud)of all. The noise shakes the trees as the male beats his chest and charges toward me. I quickly lower myself, ducking my head to avoid 4 (look) directly into his eyes so he doesn't feel 5 (challenge).
My name is Mireya Mayor. I'm a 6 (science)who studies animals such as apes and monkeys. I was searching 7 these three western lowland gorillas I'd been observing. No one had seen them for hours, and my colleagues and I were worried.
When the gorillas and I frightened each other, I was just glad to find 8 (they) alive. True to a gorilla's unaggressive nature, the huge animal 9 (mean)me no real harm. He was just saying: "I'm king of this forest, and here is your reminder!" Once his message was delivered, he allowed me 10 (stay)and watch.