题目内容

As one of the youngest professors in the university, Miss King is certainly on the _______ of a brilliant career.

A. threshold
B. edge
C. porch
D. course

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有关抗体的描述正确的是( )

A. 抗体是免疫球蛋白,可特异性结合抗原
B. 免疫球蛋白是抗体,具有激活补体之功能
C. 抗体属于免疫球蛋白超家族成员
D. 抗体具有免疫原性,可诱发机体产生针对其的抗体
E. 抗体具有种属差异性

Some people think that a translation, or word-foreword _______ translation, is easier than a free translation.

A. literal
B. literary
C. liberal
D. linear

As an excellent shooter, Peter practiced aiming at both _______ and moving targets.

A. standing
B. stationary
C. still
D. stable

According to the passage, "to move as much of these goods as possible" (Par

A. 1) means" _____"A. to sell the largest possible amount of goodsB. to transport goods as efficiently as possibleC. to dispose of these goods in large quantitiesD. to redesign these goods for large-scale production

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