He doesn’t (say) in his letter (that) he’s going to (be back) (or not).A、themB、

游客2025-03-16 11

问题 He doesn’t (say) in his letter (that) he’s going to (be back) (or not).

选项 A、them
B、that
C、be back
D、or not

答案 B

解析应改为whether。whether...or not...是固定搭配，表示“是否…”。

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Hedoesn’t(say)inhisletter(that)he’sgoingto(beback)(ornot).A、themB、