单选题
They promised ______ each other when they went to work.
A、
get in touch with
B、
getting in touch with
C、
to get in touch with
D、
to get touch with
【正确答案】
C
【答案解析】
[解析] 本题考查固定搭配的用法。动词"promise"后常接动词不定式,表示答应做某事。
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