I didn’t hear the phone because my father__________TV then.
| A．is watching | B．was watching |
| C．watched | D．watches |
This notebookLucy’s. Look, her name is on the book cover.
| A．must be | B．might be |
| C．can’t be | D．mustn’t be |
I mustn’t give up __________ English easily.
| A．to study | B．studying | C．studied | D．study |
-- Whose book is this?
-- It must .
| A．be Carla | B．belong to Carla’ s |
| C．belong to Carla | D．is Carla’ s |
We prefer the songs that_______ great lyrics.
| A．is | B．are | C．has | D．have |
You’ll fail the exam _____ you work hard.
| A．if | B．unless | C．or | D．so |