________ the danger of drunk driving, many drivers promised never to drive after drinking.
| A．Realizing | B．To have realized |
| C．Realized | D．Having realized |
87. People _______ round to get a better view of famous film stars.
| A．crowded | B．combed | C．counted | D．come running |
86. The river is too deep; we can’t _______ it.
| A．go | B．cross | C．across | D．Through |
85. When she heard that she failed in the exam, she ______ her face with her hands.
| A．caused | B．created | C．wash | D．Covered |
84. Too fast driving could _____ you your life. You can never be too careful.
A causeB. takeC. spendD. Cost
83. The whole class, _____ our head teacher, went out to give our school a spring-cleaning the other day.
| A．contains | B．includes | C．containing | D．Including |