题目内容：
三．语法填空。(每空2分，共20分)
1 (follow) Jane’s way of studying chimps, our group 2 all going to visit them in the forest. Jane has studied these families of chimps for many years and 3 (help) people understand how much they behave like humans… Everybody 4 (sit) and 5 (wait) in the shade of the trees while the family 6 (begin) to wake up and move off.
… …
Nobody before Jane 7 (full) understood chimp behavior. She spent years _8___ (observe) and 9 (record) environment. However, this was not easy. When she first arrived in Gombe in 1960, it was unusual for a woman to live in the forest. only after her mother came to help her for the first few months 10 she allowed to begin her project.
正确答案：
1. Following 2. are 3. understand 4. sits 5. waits 6. begins 7. fully 8. observing
9.recording 10. was
答案解析：
略
考点核心：
可数名词：
是指能以数目来计算，可以分成个体的人或东西；因此它有复数形式，当它的复数形式在句子中作主语时，句子的谓语也应用复数形式。
