[简答题]{{B}}Section D{{/B}}
Directions: You are going to read a passage. Seven sentences have been removed from it. Choose from the sentences A-H the one which fits each gap. There is one extra sentence which you do not need to use.

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, {{U}} (72) {{/U}} . One micron is a thousandth of a millimeter; a pinhead is about a millimeter across. Red-shaped bacteria are usually from two to four microns long, while rounded ones are generally one microns in diameter. Thus, if you enlarged a rounded bacterium a thousand times, {{U}} (73) {{/U}} . An adult human magnified by the same amount would be over a mile (1.6 kilometers) tall.
Even with an ordinary microscope, you must look closely to see bacteria. {{U}} (74) {{/U}} , one finds that bacteria are barely visible as tiny rods or dots. One cannot make out any things of their structu

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[简答题]{{B}}Section D{{/B}}
Directions: You are going to read a passage. Seven sentences have been removed from it. Choose from the sentences A-H the one which fits each gap. There is one extra sentence which you do not need to use.

Questions 72-78 are based on the following passage
Pop stars today enjoy a style of living which was once the prerogative only of Royalty. Wherever they go, people turn out in their thousands to greet them. {{U}} (72) {{/U}}. The stars are transported in their chauffeur driven Rolls-Royces, private helicopters or executive planes. They are surrounded by a permanent entourage of managers, press agents and bodyguards. {{U}} (73) {{/U}} and all their comings and goings are reported, for like Royalty, pop stars are news. If they enjoy many of the privileges of Royalty,{{U}} (74) {{/U}}. It is dangerous for them to make unscheduled appearances in public. They must be constantly

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