People didn’t know _________ during the night.
| A．what was happened | B．what the murder happened |
| C．what happened | D．how the murder has happened |
— Good morning. ---- ________.
| A．Hello, Good | B．Good morning |
| C．Good afternoon | D．Thank you |
--If you have any trouble, be sure to call me.
---______________.
| A．I will think it over | B．I have no trouble |
| C．I am glad to hear that | D．I will. Thank you |
Not only my friends but also I _____ tired after the school trip two days ago.
| A．am | B．are | C．is | D．was |
--- Did you go to the cinema last night?
--- No, I didn’t. _________, I just stayed at home and listened to music.
| A．But | B．So | C．Instead | D．For example |
Mike fell down from his bike just now. _________, someone helped him at once.
| A．Finally | B．Exactly | C．Politely | D．Luckily |