If a substance is dissolved in water or heated ， it may （）a gas.
C
「句意」如果一种物质溶解在水里或被加热，它可能释放出一种气体。
「难点」giveinto为非固定搭配;giveover意为“托付，交托”;giveoff意为“散发”;giveaway意为“送掉，分发(奖品)等”。
Evenifhisletter____tomorrow，it____toolatetodoanything.
—Canyoutakethedayofftomorrow?
—Well，I‘allhavetoget（）frommyboss.
Toobtainasatisfactoryresult，onemustapplytwo____ofpaintonacleansurface.
______isnotaseriousdisadvantageinlife.
Whatactually__________agoodangle—oragoodselfieoverall—isrootedinwhatweconsiderbeautiful.