单项选择题
______ is announced in the papers, our country has launched a large-scale movement against smuggling and fraudulent activities in foreign currency exchange deals.
单项选择题 If you have never planted anything, you won't be able to know the pleasure of watching the thing you have planted ______.
单项选择题 His name was on the ______ of my tongue, but I just couldn't remember.
单项选择题 Doctors often make higher ______ for their works than they should.
