When we visited my old family home, memory came ________ back.
| A．flooding | B．to flood |
| C．flood | D．flooded |
Greenland is _______ huge island that is mostly covered with_______ thick ice sheet.
| A．the; / | B．a; the | C．a; a | D．the; a |
Jack always sleeps late on Sundays. I’m sure he ______when we get home.
| A．is still sleeping | B．is to be sleep | C．will still be sleeping | D．will be about to sleep |
Since mid July, many areas in Shaanxi continuous heavy rain, leading to frequent natural disasters.
| A．saw | B．had seen | C．has seen | D．have seen |
We should keep an open mind about some strange old wives tales, they do have some truth in them.
| A．and | B．so | C．because | D．until |
Only those who have experienced hardship well aware of what happiness means.
| A．can they be | B．they can be | C．can be | D．they can |