4．Only lately__________about the dark secrets behind the seemingly-happy marriage of the golf star Tiger Woods.
| A．the public have known | B．were the public known |
| C．have the public known | D．the public knew |
You’d better let each student read his own tastes and choices.
| A．in need of | B．in favor of |
| C．in terms of | D．in spite of |
The activity is held annually in Chinatown with the purpose of the Chinese tradition.
| A．keeping off | B．keeping up |
| C．keeping back | D．keeping out |
—Wow, where is my purse?
---! We will be late for the picnic.
| A．Come on | B．Don’t worry |
| C．Take your time | D．Take it easy |
It is not always easy for the public to see _______ use a new invention can be of to human life.
| A．whose | B．what | C．which | D．that |
_______ that we can't get the necessary equipment, we will have to give up the
experiment.
| A．To assume | B．Assume | C．Assumed | D．Assuming |