I. Complete the sentences with because, because of, or therefore.
1. ___________________ it rained, we stayed home.
2. It rained. ___________________, we stayed home.
3. We stayed home the rain ___________________.
4. The hurricane was moving directly toward a small coastal town. ___________________, all residents were advised to move inland until it passed.
5. The residents moved inland ___________________ the hurricane.
6. ___________________ the hurricane was moving directly toward a small coastal town, all residents were advised to move inland.
7. Lan is afraid of heights. ___________________, she will not walk across the glass-bottomed bridge.
8. Diamond can be used to cut grass ___________________ it is extremely hard.
9. A camel is an ideal animal for desert areas ___________________ it can go completely without water for eight to ten days.
10. Phong has poor eyesight. ___________________, he has to sit in the front row.