____ my sister three times today but her line was always busy.
| A．I’d phoned | B．I’ve been phoning | C．I’ve phoned | D．I was phoning |
In ancient times, people rarely travelled long distances and most farmers only travelled ___________ the local market.
| A．longer than | B．more than | C．as much as | D．as far as |
---Sorry, Professor Smith. I didn’t finish the assignment yesterday.
---Oh, you___________ have done it as yesterday was the deadline.
| A．must | B．mustn’t | C．should | D．shouldn’t |
Every few years, the coal workers ___________ their lungs X-rayed to ensure their health.
| A．are having | B．have | C．have had | D．had had |
If our parents do everything for us children, we won’t learn to depend on___________
| A．themselves | B．them | C．us | D．ourselves |
Sean has formed the habit of joggingthe tree-lined avenue for two hours every day.
| A． | between | B． | along | C． | below | D． | with |