At this rate We use this expression to say that something will or won't happen if the present situation continues. It is often, but not always, negative. 表达某事照这样下去的话，一般是消极的态度。
Written: No Spoken: Yes Formal: No Informal: Yes
Example 1 The traffic's terrible! We haven't moved for 20 minutes. Yes. At this rate we won't get to Birmingham until after midnight!
Example 2 It looks like you're making good progress with the paperwork. Yes. We'll have everything finished by lunchtime at this rate.