I’m sorry you’ve been waiting so long , but it will be an hour David gets back .
| A．before | B．since | C．till | D．after |
The effect a teacher has _______ children may be greater than that of their parents.
| A．in | B．on | C．at | D．With |
I never thought of it before, _______ all that my parents had done for me for granted.
| A．taking | B．taken | C．to take | D．Took |
Canada is a country _______ many different nationalities as well as one with foreign immigrants _______ the majority of its population.
| A．making up of; made up |
| B．consisting of; making up |
| C．made up of; consists of |
| D．consisted of; made up |
I wish to thank Mr. Lord, without ______ help I would never have got this chance.
| A．who | B．whose | C．whom | D．Which |
He _____ to us that those eggs ______ on the table had been _____ by snakes.
| A．lied；laying；lied | B．lied；lying；lain |
| C．laid；laid；laid | D．lied；lying；laid |