What is the percentage of the sugar used as food？A．19%.B．90%.C．10%.D．30%.

What percentage of the worlds important fish stocks is already over-exploited, according t

What is the percentage of the population who are illiterate？A．6%.B．5%.C．2%.D．8%.

What is the percentage of all the adults who are now HIV－positive in Botswana？A．35%.B．37%.

What is the percentage of the British who will check work emails on vacation？A．36%.B．87%.C

What is the topic of the news？A．Air pollution.B．Medicare in the U. S..C．The component of s

What is the percentage of technical positions account for an IT company’s workforce？A