______ more attention, the tree could have grown better.
| A． Given | B． To give | C． Giving | D． Having given |
You _____ leave all your clothes on the floor like this!
| A． wouldn’t | B． mustn’t | C． needn’t | D． may not |
We have to work hard, ______ we’ll lose the chance.
| A． therefore | B． otherwise | C． besides | D． however |
---Keep me informed _______ the latest news.
---Ok.
| A． by | B． at | C． for | D． of |
---Are you still going work on foot?
---Yes. My car _______ in the garage.
| A． is being repaired | B．has been repaired | C． is repaired | D． is repairing |