Mr Smith was so angry at all ____ Bill was doing ____ he walked out angrily.

He didn’t bring his pen with him; he can use a pencil____[ ]

Was the class long enough?—–No, _______ enough

What is the most popular way to communicate in China now–WeChat. One of its ____ is that it can send words, pictures as well as voices.

ught he hated TV.—You are right, ______. he still watches the program.