I think I got serious about this only re...excursion to Europe.

Hearing the news, she was in deep . A: excursion B: distress C: disease

We went on a day ________________ to Beijing. A: excursion B: travel C: tour D: trip E: voyage

The American scientists will go on an _____ to the South Pole.<br/>____ A: excursion B: expedition C: exploration D: explanation

【单选题】在同一管道中,分别用 Re紊流、Re临界、Re层流表示紊流、临界、层流时的雷诺数,那么三者的关系是()。 A. A 、 Re 紊流 < Re 临界 < Re 层流 B. B 、 Re 紊流 = Re 临界 = Re 层流 C. C 、 Re 紊流 > Re 临界 > Re 层流 D. D 、 Re 临界 < Re层流 < Re紊流

在同一管道中， 分别用Re 紊流、Re 临界、Re 层流表示紊流、临界、层流时的雷诺数， 那么三者的关系是（） A: Re 紊流&lt; Re 临界&lt;Re 层流 B: Re 紊流=Re 临界=Re 层流 C: Re 紊流&gt; Re 临界&gt; Re 层流 D: Re 临界&lt;Re 层流&lt;Re 紊流

在同一管道中，分别用Re紊流、Re临界、Re层流表示紊流、临界、层流时的雷诺数，那么三者的关系是（） A: Re紊流< Re临界 B: Re紊流= Re临界=Re层流； C: Re紊流> Re临界>Re层流； D: Re临界

I was satisfied with my student’s ”whoa” when I asked her how her excursion to Europe was

My family went on an ____________ to a pretty island off the coast. A: excurtion B: excusion C: excersion D: excursion

It was such a wonderful day that they decided to take a day _____ to the mountain. A: away B: voyage C: boat trip D: excursion