--- My son is lost. Did you see a boy pass by here?
--- I saw ______ boy hidden behind ______ tree over there. You may go and have a look.
| A．a; the | B．不填；the | C．a; 不填 | D．a; a |
Yesterday we learned some new words and now .
| A．think them about | B．think over them |
| C．think them over | D．think it over |
To increase the production, many factories have some new techniques.
| A．brought out | B．brought in | C．brought back | D．brought about |
The World Cup in Tokyo last year.
Do you remember how many countries ?
| A．took place; took part | B．hold; took part in |
| C．played; joined | D．happened; joined |
When John woke up he was in the hospital, but he didn’t know how that had .
| A．been happened | B．come about | C．been come about | D．been taken place |
“When are you Wuhan?” my friend asked me.
| A．going off | B．leaving for | C．set out to | D．starting |