The father as well as his three children____ skating on the frozen river every Sunday afternoon in winter
| A．go | B．is going |
| C．are going | D．goes |
Not until recently ______the development of tourist-related activities in the rural areas.
| A． |
they had encouraged |
B． |
had they encouraged |
| C． |
did they encourage |
D． |
they encouraged |
Parents should actively urge their children to______the opportunity to join sports teams.
| A． |
gain admission to |
B． |
keep track of |
C． |
take advantage of |
D． |
give rise to |
-Only those who have a lot in common can getalong well.
- _________. Opposites sometimes do attract.
| A． |
I hope not |
B． |
I think so |
C． |
I appreciate that |
D． |
I beg to differ |
His comprehensive surveys have provided the most______ statements of how, and on what basis, data are collected.
| A． |
explicit |
B． |
ambiguous |
C． |
original |
D． |
arbitrary |
Many businesses started up by college students have______thanks to the comfortable climate for business creation.
| A． |
fallen off |
B． |
taken off |
C． |
turned off |
D． |
left off |