Since we have a focused subject ，we should not talk ________.
更新时间:2024-11-15 19:34:05 A、atonceD
译文：既然我们已经有了命题，我们就不应漫无边际地交谈。此题考查对固定短语的掌握情况。atonce立刻;athand在附近，在手头，即将发生;atintervals间或，不时;atrandom随便，任意。
Anxietycan________withchildren’sperformanceatschool.
Fishis________andexpensiveatthistimeoftheyearinthisarea.
Ayearlater，withthenation’seconomy________，Bush’sapprovalratingdroppedbelow40percent
Thevehiclewastravelingatspeeds________90milesperhour.
Theoutlineofrooftopsandchimneys________againstthepalesky.
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