David threatened________his neighbour to the police if the damages were not paid.
| A．to be reported | B．reporting |
| C．to report | D．having reported |
I like getting up very early in summer. The morning air is so good ____.
| A．to be breathed | B．to breathe | C．breathing | D．being breathed |
Some researchers believe that there is no doubt ____ a cure for AIDS will be found.
| A．which | B．what | C．that | D．whether |
______children whose parents had died in the earthquake ____ sent to live with families in other cities.
| A．A great number of; were | B．A great number of; was |
| C．The great number of; were | D．The great number of; was |
Much to our ______, John was finally persuaded to join in our travel to the South Pole.
| A．delighted | B．delighting | C．delight | D．delights |
---What did you do in the town last night?
---_______ a concert, we also watched a football match at home.
| A．Instead of | B．Apart from | C．In addition | D．Except |