填词:I shall be —(anxiety) till I hear that they have got home safely.

问题描述:

填词:I shall be —(anxiety) till I hear that they have got home safely.

I shall(应该) be [anxious(担心)] till(直到) I hear that they have got home safely(安全地).
我应该感到____直到我听说他们安全地回家了.
Anxiety也是担忧,但它是名词,所以应该改成动词:anxious.
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