I don’t know________.
Because he has to look after his mother.
| A．why he is leaving | B．why is he leaving |
| C．whether he is leaving | D．whether is he leaving |
There are many tall buildings on _____ sides of the street.
| A．either | B．all |
| C． both | D．every |
My father me many beautiful gifts last Saturday.
| A．buys | B．buy |
| C．bought | D．has bought |
_________ a new building _________ in our school last year?
| A．Is; built | B．Does; build |
| C．Was; built | D．Did; build |
--- Please ask her if she ___ to the party tomorrow. If she ___, let me know.
---OK.
| A．comes, comes | B．will come, will come |
| C．comes, will come | D．will come ; comes |
You must be very tired. Why not _____ a rest?
| A．to stop to have | B．to stop having |
| C．stop having | D．stop to have |