The driver began to speed up to for the hour had lost in the traffic jam.（　）

A:keep up B:take up C:catch up D:make up

The driver began to speed up to （） for the hour had lost in the traffic jam.

A:keep up B:take up C:catch up D:make up

Some urgent business has ______ , which will take up the whole morning.

A:turned up B:run up C:mixed up D:filled up

The driver began to speed up to for the hour had lost in the traffic jam.（　）

A:keep up B:take up C:catch up D:make up

The driver began to speed up to for the hour had lost in the traffic jam.（　）

A:keep up B:take up C:catch up D:make up

The driver began to speed up to （） for the hour had lost in the traffic jam.

A:keep up B:take up C:catch up D:make up