单项选择。I can't tell __________ the truth.

单项选择。I often study in the morning but __________ I study in the afternoon.

单项选择。I can't __________ English well.

5. __________ she hard-working?

4. __________ your English teacher?

6. __________ Wu Yifan polite?

7. __________ Ms Wang?

单项选择。Black __________ is a great shopping day in western countries.

单项选择。What will you do __________ Friday?

单项选择。What do you ___________ do on Friday?