10. An earthquake happened in Haiti on Jan.12,2010,________many countries in the world paid close attention to.
| A．where | B．when | C．which | D．What |
______ is it _____ has made Peter _____ he is today?
| A．What; that; that | B．That; that; what | C．What; what; that | D．What; that; what |
If _____ carefully, the experiment will be successful.
| A．do | B．does | C．done | D．doing |
It would be a good idea to use a plastic bottle, ___cut off, as a container to grow young plants in.
| A．of which the top | B．the top is | C．top of which | D．with its top |
The judge paid no attention to _____ he had just lost his wife.
| A．that | B．which | C．what | D．the fact that |
Who would you rather ______ the report instead of you？
| A．have write | B．have to write | C．write | D．have written |