With more forests being destroyed, huge quantities of good earth _______ each year.
| A．is washing away | B．is being washed away |
| C．are being washed away | D．are washing away |
All the factors ________,we decided to offer the job to Liwei , a man of rich experience.
| A．considered | B．being considered | C．considering | D．having considered |
—Real Madrid is sure to win the match !
—It’ s hard to say . You know, anything ________ happen even in the last minute.
| A．need | B．must | C．should | D．can |
__________him not to do so, he wouldn’t have made such a serious mistake.
| A．Did I persuade | B．If I persuade | C．If I should persuade | D．Had I persuaded |
Scientific researches show that to __________ a language one had better often get exposed to it.
| A．acquire | B．access | C．acknowledge | D．assess |
To reduce emissions of greenhouse gases, many countries are increasing the use of natural gas, wind and other forms of _______ energy.
| A．abandoned | B．original | C．alternative | D．precious |