_____, the subject was always in my mind.
| A．Walking or sleeping | B．Walking or slept |
| C．Having walked or slept | D．To walk and sleep |
It had been half an hour before she found herself _____ in the wrong direction of
her home.
| A．walking | B．to walk | C．walked | D．walk |
It’s fascinating to see _____ different people approach the problem.
| A．what | B．which | C．how | D．that |
The newly-built pavilion is _____ the old one.
| A．three times so big as | B． 3 times bigger than |
| C．as three times big as | D． 3 times the big of |
We are told that more new teaching buildings ________ in our school next term.
| A．will be built | B．was built | C．has built | D．will build |
The bike under the tree ________ belong to Hilary. Look! Her bag is on it.
| A．must | B．shall | C．will | D．can |