He telephoned to inform me of your birthday．____________，I would have known nothing about it．
| A．However | B．Otherwise | C．Therefore | D．Thus |
Does ________ matter if he can’t finish the job on time?
| A．this | B．that |
| C．he | D．it |
— I don’t know whether I should go abroad or not, Mum.
— I leave _______ to your own judgment whether you should do it.
| A．that | B．it |
| C．this | D．what |
It used to be thought _____ the Earth was flat.
| A．as | B．when |
| C．since | D．that |
Energy is ____ makes one work.
| A．what | B．something |
| C．anything | D．that |
The train leaves at 6:00 p.m. So I have to be at the station _______5:40 p.m. at the latest.
| A．until | B．after |
| C．around | D．by |