________tomorrow’s lessons，I have no time to play with you.
| A．Not preparing | B．Not prepared |
| C．Not having prepared | D．Having not prepared |
Is this the reason ________ at the meeting for his carelessness in his work?
| A．explained | B．what he explained |
| C．how he explained | D．why he explained |
If I ________ you，I ________ more attention to English idioms and phrases.
| A．was; shall pay | B．am; will pay |
| C．would be; would pay | D．were; would pay |
Come to pick me up if _______
| A． you are convenient | B．at your convenience |
| C． it is convenient | D．for convenience |
In daily life，we often use bodylanguage to ________ extra meaning.
| A．broadcast | B．predict |
| C．convey | D．email |
The man insisted that he _______ the old lady’s money and _______ at once.
| A．didn’t steal, be set free | B．hadn’t stolen, set free |
| C．didn’t steal, set free | D．hadn’t stolen, be set free |