Would you tell me what subject you were good _____ school?
| A．at at | B．in in |
| C．for for | D．with with |
I walked into our garden, _______ Tom and Jim were tying a big sign onto one of the trees.
| A．which | B．when | C．where | D．that |
The World Wide Web is sometimes jokingly called the World Wide Wait because it _______ be very slow.
| A．should | B．must | C．will | D．can |
Parents are taught to understand ________ important education is to their children’s future.
| A．that | B．how | C．such | D．so |
Whenever she saw the young man, she would feel her heart __________.
| A．striking | B．beating | C．hitting | D．knocking |
Hiking is ____ great fun. You will get close to _____ nature and take exercise at the same time.
| A．a, the | B．a, / | C．/, the | D．/, / |