Our head teacher ,Miss. Liu often tells us _______ loudly in the classroom.

_______ about the man wearing sunglasses during night that he was determined to follow him．

－ You have been sitting on my hat and now it is badly _________.－ Sorry. I will ask my boss for _________ on my salary to buy you a new one.

He ____________ his son yesterday. Now he is answering the letter.

uth-East Asia, many farmers cannot afford _____ farm equipment such as tractors, so most of the work is done with human labour.