--- Why were you so late for work today？
--- ________ to the office was very slow this morning because of the traffic.
| A． Driving | B．I drove | C．To drive | D．That I drove |
Up to now, the program __________ thousands of children who would otherwise have died.
| A．would save | B．saves |
| C．had saved | D．has saved |
Considering your severe condition, I'd rather that you __________ in bed and __________ anything for at least one week.
| A．stayed; didn't do | B．stayed; don't do |
| C．stay; don't do | D．stay; didn't do |
Everyone in the village is very friendly. It doesn't matter __________ you have lived there for a short or a long time.
| A．why | B．how |
| C．whether | D．when |
You can never imagine what great trouble I had __________ the poor boy who was hurt seriously.
| A．help | B．to help |
| C．helped | D．helping |
With a local guide __________ the way, they had no trouble __________ out of the forest.
| A．leading; walk | B．led; walk |
| C．leading; walking | D．leads; walking |