A Cambodian boy has become famous on the Internet. When ________ about how he picked up so many languages, he said he learned them from other tourists.

Why is Tom so happy today –Because he got _______ points of all the boys.

This kind of desk can be ______ to the height you need.

（题文）The employee might have been dismissed by the employer last month,______

_________ your teachers kind to you—Yes. And they teach _________.