• 2022-06-05
    The detectives went into the building and waited ______ .
    A: in
    B: into
    C: inside
    D: for
  • C

    内容

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      The air inside .a house on office building often has more contaminants()the heavily polluted air outside. A: than does B: as C: as some that are D: than that of

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      The air inside a house or office building often has higher concentrations of contaminants ____ heavily polluted outside air. A: than does B: more C: as some that are D: like of

    • 2

      Choose the sentence with a comma splice. A: They weren't dangerous criminals; they were detectives in disguise. B: They weren't dangerous criminals they were detectives in disguise. C: They weren't dangerous criminals. They were detectives in disguise. D: They weren't dangerous criminals, they were detectives in disguise.

    • 3

      The air inside a house or office building often has higher concentrations of contaminants ( ) heavily polluted air outside. A: like of B: more C: than do D: than does

    • 4

      They are likely ______at the station. A: wait B: waited C: to be waiting D: to be waited