Those who put their money away in the bank know very well that interest rate could go ______.
4. The purpose of her study was to .
3. Jane was permitted to begin her work after .
2. Why did Jane go to Africa to study chimps in the wild? Because she wanted .
II. Choose the correct answers after reading the passage. 1.What did the group do first in the morning? They .
20. The American Civil War lasted four years the North won in the end.