49. The final examination is coming up soon. It is time for us to get down to our studies. 期末考试不久就要来了,我们该开始认真学习了。 50. John was late for the business me...
49. The final examination is coming up soon. It is time for us to get down to our studies. 期末考试不久就要来了,我们该开始认真学习了。 50. John was late for the business meeting because his flight had been delayed by a heavy storm. 约翰开商业会议迟...
49. The final examination is coming up soon. It is time for us to get down to our studies. 期末考试不久就要来了,我们该开始认真学习了。 50. John was late for the business me...
For a subunit vaccine, strains are not necessarily required. So what is the source of the genome sequence used by the US in researching the sub-unit vaccine? Does the US ow...
28. change sth into sth / exchange sth for sth 把……变成/ 交换 eg. Can you change this note into coins? / 你能把这张纸币换成硬币吗? eg. May I exchange this book for your new pen? / 我能用这本书换你的新笔吗? 29. come into being / come to oneself / ...
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