One _____ needed when making a cake is flour; another is sugar.
| A．container | B．ingredient | C．content | D．equivalent |
If something comes flying toward your face, your __________ will be to pull back.
| A．reaction | B．strength |
| C．prediction | D．patience |
The murderer in the murder case is a dark—haired white woman who is __________ forty years old.
| A．simply | B．briefly |
| C．sincerely | D．approximately |
Animals do different amazing things to __________ low temperatures when winter comes. Some head for warmer places, while others put on a thick coat of fur.
| A．treat | B．prevent |
| C．survive | D．simplify |
If you don’t know what their shortcomings are, your chances of overcoming them are very___________.
| A．slim | B．pleased |
| C．distant | D．obvious |
Through the years, Special English has become a very popular tool for teaching English, even though it was not __________ as teaching program.
| A．permitted | B．performed |
| C．designed | D．limited |