Grammar Quiz: Complex Sentences 04

What do you think __________?
1. should I do
2. I should do
3. for me to do
4. what to do
A reward of $1,000 will be given __________ can find the lost cat.
1. to whomever
2. to whoever
3. whoever
4. whomever
I have no doubt __________ we'll succeed.
1. what
2. which
3. that
4. about
__________ the fire fighters were able to bring the forest fire under control was obvious.
1. What
2. That
3. ------
4. Which
__________ surprised me most was the sudden change of his attitude.
1. That
2. What
3. Which
4. It
__________ we are doing has never been done before.
1. Whether
2. That
3. What
4. Which
__________ we are in need of money is quite clear to all.
1. What
2. All
3. Which
4. That
What has __________ has been done!
1. to be done
2. done
3. been done
4. to do
He said that he wasn't interested in having a car, but __________ he couldn't afford one.
1. the fact
2. the fact was that
3. the fact that
4. a fact is
The Sahara Desert is __________ "the sea of death."
1. that we call
2. what we call
3. what called
4. that calls