Would you mind turning down the music？ I'm trying to solve the math problem．

． I'll do it in a second．（　　）

Who is the man in black over there？

Mr. Smith． He teaches math．（　　）

Let's go to another restaurant instead．

It's not necessary． The food here is than before．（　　）

Mom，look at all the clothes I bought on﹣line．

Again？ You shouldn't spend so much money clothes．（　　）

A．inB．forC．onD．with

How was your trip in the mountains last weekend？

Fantastic．We even a tent by the lake and lay in it．（　　）