问题描述:
英语选择题39
There is ______ trouble on the frontier; every few months fighting breaks out.
选项:
a、constant
b、 continual
c、 continuous
d、 consistent
There is ______ trouble on the frontier; every few months fighting breaks out.
选项:
a、constant
b、 continual
c、 continuous
d、 consistent
问题解答:
我来补答展开全文阅读