_____ he is very busy, he spends at least two hours every day surfing the Internet in order to find out the latest development in science and technology

,but the idea of having to work more than ten hours a day without weekendsdiscouraged me

Bill Clinton became the youngest-ever USgovernor when he wasto represent Arkansas.

__________ David could remember, he had never said an angry word to that customer

hasn’t arrived yet—____ To my knowledge, he is a punctualperson．