单选题So involved with their computers _____ that leaders at summer computer camps often have to force them to break for sports and games.
单选题The Martian surface temperature is a 100° C below zero at night, so that butter put outside will not _____.
单选题The storyline of the novel was extremely involved and included many lesser characters _______ to the central events.
单选题An echoing _____ became a powerful roar as the volcano erupted.
单选题Railway security was extra tight following the suicide bombing. The underlined word means_____.
单选题Unemployment seems to be the ______ social problem in this area and may undermine social stability.
单选题His essay is ______ with more than 120 full-color photographs that depict the national park inall seasons.
单选题He orders me about _____ I were his wife.
单选题With its own parliament and currency and a common _____ for peace, the European Union declared itself in—11 official languages—open for business.
单选题Always, I am comforted a bit by this ungainly little hose.
单选题ost people who travel in the course of their work are given traveling _____.
单选题Students at these schools test far below the state average in reading, and their scores have improved marginally.
单选题Isn’ t it time you _____ some serious work before the final exam?
单选题The popularity of the film shows that the reviewer’s fears were completely _____.
单选题The commission asked that the administration' s 90-day ban on federal funds for human cloning _____ indefinitely.
单选题Fred doesn’ t like white coffee, nor does he like to put cream on his strawberries, because he prefers them_____.
单选题We will also see a _____ increase in the number of television per household, as small to displays are added to clocks, coffee makers and smoke detectors.
单选题Though it was late in the night, _____ he continued to work vigorously.
单选题The wings of the bird still _____ after it had been shot down.The wings of the bird still _____ after it had been shot down.
单选题All that day my father was in _____ as he had lost his wallet.