Question

to介词的短语

Answer 1

1．get down to 着手做（认真考虑）

While the weather is fine, I must get down to painting the house.

当天晴时，我一定要油漆房子。

解释：其后宾语一般用“business, work等”。down是副词。

2．keep to 遵守（坚持，坚持……方向）例如：

Ill as he was, he kept to studying far into the night.  

他虽然有病，但仍然学习到深夜。