—My son is lost . Have you seen a boy passing by here?
—I saw boy hidden behind tree over there . You may go and have a look.
| A．a; the | B．the; the | C．a; a | D．the; a |
The father as well as his three children________ skating on the frozen river every Sunday afternoon.
| A．is going | B．go | C．goes | D．are going |
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 |
--- What did he say? ---- He said he ________ the sentence in his own words.
| A．was considering to explain | B．considered how to explaining |
| C．would consider to explain | D．was considering explaining |
I have no doubt in my mind______ they will be glad to see me.
| A．if | B．whether | C．that | D．about |
Eric received training in computer for one year, _______ he found a job in a big company.
| A．after that | B．after it | C．after which | D．after this |