_____I think of the happy old days, I can’t help smiling.
| A．Every time that | B．Every time as | C．Every time when | D．Every time |
---May I take this book out ? --- No, you _____ .
| A．can’t | B．may not |
| C．needn’t | D．aren’t |
He’s worked there since the shop opened in 1998, _____ ?
| A．isn’t he | B．hasn’t he |
| C．doesn’t he | D．wasn’t he |
She will have a holiday as soon as she _____ the work next week.
| A．finished | B．will finish |
| C．finish | D．finishes |
The world _____ . Things never stay the same.
| A．had changed | B．is changing |
| C．was changing | D．will change |
Could you tell me when to get the book _____ I want to read?
| A．what | B．who | C．/ | D．it |