There are still many problem ahead of us, but by this time next year we can see light at the end of the ________.
| A．battle | B．day | C．road | D．tunnel |
No decision about any future plan until we have done a thorough research of the teachers’ preference.
| A．has been made | B．is made | C．is being made | D．will be made |
As five children under 10 got drowned in a southern province, it is not socially _____ for
parents to leave children unattended at that age.
| A．acceptable | B．affordable | C．sustainable | D．believable |
Google is testing a new television programming search service, _____ users to find shows videos from websites like Youtube.
| A．having allowed | B．allowing | C．to allow | D．allowed |
It is only after my father was long gone _____ understand his deep love for me.
| A．I could | B．could I | C．that I could | D．when I could |
. A growing number of people are beginning to believe that learning new skills and knowledge
_____ more promotion opportunities.
| A．contributes to | B．refers to | C．devotes to | D．appeals to |