Every detail should be thought of _______ that nothing unexpected happens again.
| A．to make sure | B．make sure | C．making sure | D．be made sure |
It was a _____ evening and I really had a good sleep.
| A．calm | B．silent | C．quiet | D．still |
Is your ring _____ gold?
| A．real | B．true | C．actual | D．factual |
He has a _______ knowledge of animals.
| A．brief | B．folk | C．flat | D．broad |
You’d better put the milk in the fridge, which has a _______ to go bad in hot weather.
| A．currency | B．tendency | C．trend | D．way |
The Browns stood staring at the happy _______ of children playing in the park.
| A．scene | B．landscape | C．scenery | D．view |