It is no longer a problem _______ the poor children in this district can
go to school.
| A．that | B．whether | C．so | D．because |
Sometimes paragraphs need to be rearranged for the story to ___________．
| A．concentrate on | B．speed up | C．1eave out | D．make sense |
Today, _______ people speak English as their first, second or a foreign language than ever before.
| A．many | B．some | C．more | D．most |
It was the first time in two years that I________ my youngest son face to face.
| A．have seen | B．had seen | C．saw | D．see |
With our knowledge _________ practice, we can make contributions to our society.
| A．to base on | B．basing on | C．based on | D．base on |
My sister_______ the League last month and she has decided to _______ the activity to help the aged next week.
| A．joined; join in | B．took part in; join | C．joined; attend | D．joined in; join in |