It was funny that when _______ Mary began to weep sadly.
| A．praising | B．praised | C．to praise | D．having praised |
The silence of the library was sometimes broken by an occasional coughorby the sound of pages _______.
| A．turned | B．having turned |
| C．to be turned | D．being turned |
The court hears about 120 cases a year; visitors are welcome to see a case ______.
| A．argued | B．to be argued |
| C．to be arguing | D．being argued |
The purpose of the scheme is not to help the employers but _____ work for young people.
| A．provide | B．to provide |
| C．providing | D．provided |
The purpose of new technologies is to make life easier, ______ it more difficult.
| A．not make | B．not to make |
| C．not making | D．do not make |
Such _______ the case, I couldn’t help but______ him.
| A．being, support | B．was, support |
| C．has been, supporting | D．is, to support |