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【单选题】
选出在侧面(W)内的点( )。 (中)A.
A (0,15,10)
B.
C(15,0,10)
C.
B (15,10,15)
D.
D(10,15,0)
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举一反三
【单选题】This competitor was expelled from the contest because he had forged some documents when he pitched for accounts.
A.
fabricated
B.
bade
C.
frustrated
D.
facilitated
【单选题】It’s only six o’clock now; Little Tom should be up ,though, because he _____ for nine hours.
A.
has been sleeping
B.
had been sleeping
C.
has slept
D.
had slept
【简答题】大肠菌群检测第二法中菌落选择选取菌落数在 15 CFU～150 CFU 之间的平板，分别计数平板上出现的典型和可疑大肠菌群菌落。 典型菌落为紫红色，菌落周围有红色的胆盐沉淀环，菌落直径为 [填空(1)] 。A. ( 0.5 mm 或更大)
【简答题】用标准平板计数法测定食品中的 大肠菌群 ,应选取菌落数在 至 之间的 平板作为测定的标准。 在计数平板中选择 10 个典型和可疑菌落,接种至 培养基中做验证试验。
【简答题】这家公司雇用汤姆秘密监视其竞争对手的商业活动。 Tom is paid by this company to ________ ________ its business competitor. 2. 她弟弟住在杭州,靠卖鱼为生。 Her brother lives in Hangzhou, selling fish to ________ ________ ________. 3. 自从停止骑车...
【简答题】平板计数法检验食品中大肠菌群时,应选取菌落数在 之间的VRBA平板,分别计数平板上出现的典型和可疑大肠菌群菌落。典型菌落的特点为 。
【简答题】汽车遥控防盗系统一般由主机、( )、( )、报警和遥控器等组成。
【简答题】大肠菌群检测第二法中菌落选择选取菌落数在 15 CFU～150 CFU 之间的平板，分别计数平板上出现的典型和可疑大肠菌群菌落。 典型菌落为紫红色，菌落周围有红色的胆盐沉淀环，菌落直径为[填空(1)] 。
【单选题】Emerson decided to move his elderly mother to a new house because he______.
A.
is the only one who cares about her
B.
is worried about her safety
C.
wants to share the responsibility with her
D.
doesn't want to leave her alone
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