Eating too much fat can ______ heart disease and cause high blood pressure.
| A．result from | B．result into |
| C．contribute to | D．devote to |
.On Sundays there were a lot of children playing in the park, _______ parents seated together joking.
| A．their | B．whose | C．which | D．that |
They put forward a lot of plans at the meeting, but none of _______ were carried out in their work.
| A．which | B．them | C．what | D．that |
They put forward a lot of plans at the meeting, none of _______ were carried out in their work.
| A．which | B．them | C．what | D．that |
They put forward a lot of plans at the meeting, none of _______ carried out in their work.
| A．which | B．them | C．what | D．that |
He had a lot of friends, only a few of ______ invited to his wedding.
| A．whom | B．them | C．which | D．who |