【单选题】I want to make ______ e-card for my teacher. [ ]
【单选题】---I want to make a kite for my son. --- __________ You can easily buy one in the market.
【单选题】I want to improve my English. Don’t __ to correct me if I make a mistake.
【单选题】My watch is broken. I want to know how to make it ______.
【单选题】该污水处理厂反硝化深床滤池前的混合池的作用是( )