hole process for the studies of cancer took morethan a year, the technology is moving so fast that it will soon take just weeks

Is that _ _ schoolbag? —No. __ _is white.

Is your home close to the school, John—No, it’s a long way, but I am ________ late for school because I get up early every day.

From her pocket , Ms Lee took out _______ was like a coin and gave it to the poor girl in rags

How to balance the government’s budget without raising taxes is a ______problem.