__________I see him, he looks sad.
| A．Every now and then |
| B．Every now and again |
| C．Every so often |
| D．Every time |
______ his return from Europe , he set to work on the project..
| A．As | B．At | C．Upon | D．For |
-- Do you need a hand, Tom?
----Yes. The job is ______ I could do myself.
| A．less than | B．more than | C．no more than | D．not more than |
Life is full of _______.School is thought as the most _______ obstacle(障碍) in the lives of youth today.
| A．challenge; challenging | B．challenges; challenged |
| C．challenges; challenging | D．challenging; challenges |
In the past, women were ______ and they often couldn’t get a good job.
| A．looked down upon | B．looked forward to | C．looked on as | D．looked into |
He was left _______ the shop while the manager was away.
| A．in the charge of | B．in charge of | C．under control of | D．in addition to |