大声地说英语

speak up或speak loudly

大声讲话[词典][医]noise;[例句]他毫不在乎地在课堂上大声讲话。Hedidnotcareasnaptotalkloudlyinclass.

作短语可翻译为：Speaking english loudly / To speak english loudly例如：Speaking english loudly is good for your oral english.（大声说英语对你的口语有好处）作祈使句可翻译为：Speak english loudly！（大声点讲英语）