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【判断题】
/i:/ and /ɪ/ are both high front vowels, but /i:/ is a bit lower and more forward than /ɪ/. In addition, /i:/ is tense in that the root of the tongue is more advanced than with /ɪ/, which is lax.A.
正确
B.
错误
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举一反三
【简答题】Before dealing with this company, __________________________(你应该起草一份契约).
【简答题】For each Fischer projection, label each asymmetric carbon atom as (R) or (S). 对下列费舍尔投影,确定不对称碳原子的绝对构型。 注意:当用 R/S 命名费舍尔投影时,氢通常在水平线上(面向你,而非远离你)。只需按正常命名,再翻转即可。
【简答题】Dear Sirs, The Colston Engineering Co. Ltd. has asked for ta standing credit of $ 1000, but as our _____________ of the company is limited to a few months' trading _____________ an L/C basis, we shoul...
【简答题】Before dealing with this company, ______________________ (你应该起草一份契约). (draw up, deed)
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