The concert will start in half an hour．（对画线部分提问）
will the concert start？
首先将胡萝卜切碎，然后放入搅拌机内．
First cut up the carrot， and then it the blender．
青少年应该学习如何照顾自己．
Teenagers should learn how to of themselves．
当我长大后，我想成为一名工程师．
I want to be an engineer when I ．
A new airport will be （build）in Antarctica（南极洲） by Chinese．
Lucy used to be （real）shy．So she took acting classes to deal with her shyness．