The science of computer, _____rapid progress has been made in recent years, is the most important of all science.
As many as five courses are provided, and you are free to choose ______ suits you best.
—Boy students, could you come downstairs to help me carry those books?— OK, Miss Liu. We ______.
When you come here for your holiday next time, don’t go to ______ hotel; I can find you ______ bed in my flat .
—Bill, if it doesn’t rain, we can go straight on and spend more time in Vienna.—________! I just want to hear Mozart.
--I think our school’s selective courses are of great use and I have learnt a lot from them.--Yes _______.