The science of computer, _____rapid progress has been made in recent years, is the most important of all science.
Thanks to the measures ______ by the local government , the polluted river is becoming clearer and clearer and fish have begun to show up in it.
The boys are still playing basketball happily on the court ______ it is raining heavily.
She ______ on a new novel ever since this summer and it is supposed to ______ at the beginning of 2011.
-- ______ made Daisy wild with joy?-- Her success in the A-level exam this year.
Do you have any idea of how many gold medals China won in the 16th Asian Games, ______ was hosted in Guangzhou?