—The light in his room is still on. Do you know _______?—In order to get ready for the coming exam.
- Didn't the robot have a rest? -_______. Because it never gets tired.
_______ is said that _______ tourists visit the park every day .
We should help ____ each other because ______ needs help.
Those days ________ important and exciting events . People’s hearts ________ hopes .
__________ did your uncle leave his hometown ? He _________ for nearly 20years .