We’ve just moved into a bigger house and there’s a lot to do. Let’s it.A. keep up with B

问题补充：

We’ve just moved into a bigger house and there’s a lot to do. Let’s it.

A. keep up with

B. do away with

C. get down to

D. look forward to

答案：

A. keep up with

B. do away with

(答案→)C. get down to

D. look forward to

解析：词义辨析。keep up with跟上，赶上；do away with废除，消灭；get down to开始做某事；look forward to盼望着，期待着。句意：我们刚刚搬进大房子，有许多事要做。让我们开始做吧。所以选C。