The tension（）as the guest of honor was about to announce the winner.

单项选择题How to dispose （） the nuclear waste is a pressing problem for scientists and politicians alike.

A.of
B.with
C.through
D.behind

单项选择题Harry（）his pants at the seams (接缝) when he bent over.

A.sliced
B.split
C.cracked
D.broke

单项选择题There would be about 10 million other planets in the universe that could physically（）the earth.

A.resemble
B.disguise
C.imitate
D.assume

单项选择题He went ahead（）all warnings about the danger of his mission.

A.in case of
B.in place of
C.in spite of
D.regardless of

单项选择题I have made（）mistakes in my writing so that I can ask my students to find and correct them.

A.false
B.intensive
C.deliberate
D.accidental

单项选择题When we have agreed broadly on what should be said, the secretary will produce a preliminary （）for the committee's approval.

A.project
B.design
C.draft
D.drawing

单项选择题Airport security was extra tight（）yesterday's bomb attacks.

A.in the wake of
B.since
C.inspite of
D.during

单项选择题There was a 0.3 per cent rise in the cost-of-living （）

A.mark
B.grade
C.indication
D.index

单项选择题On his back the man carried a heavy（）of old clothes.

A.bulk
B.bundle
C.stock
D.mass

单项选择题Only the most sophisticated theories of modern physics can（）this phenomenon.

A.account for
B.count on
C.account of
D.count for