【简答题】请将下列可数名词变成复数形式:mailbox
【单选题】某洁净室要求相对负压,下列哪一种控制方法是正确的?( )
【简答题】请将下列单词各增加一个字母,使它变成新的单词。 1. you → __________________ 2. bee → __________________ 3. cat → __________________ 4. now → __________________ 5. tree → __________________ 6. her → __________________ 7. old ...
【单选题】The keyword "unsigned" can modify the keyword [ ]
【简答题】What distinguishes service offerings from customer service? Provide specific examples.
【单选题】The price per click depends on the keyword, because ______.
A.
the keyword will attract consumers to visit the advertiser's website.
B.
the keyword relates to the commission.
C.
the keyword will reflect the consumers' hobbies.
D.
the keyword is the main part of the product.