Question

—Is it interesting to play computer games?
—Yes, _____ you are interested in playing computer games, you’ll have trouble giving it up.

A．once

B．twice

C．as

D．as soon as

Answer 1

A

此題考查連詞once的用法，表示“一旦…”句意：玩電腦游戲有趣嗎？--是，一旦你對電腦游戲感興趣了，你就很難戒掉。As做連詞，表示：因為，隨著，按照，as soon as表示：一…就，twice是兩次。選A。