He has a talent for __________ and planning everything well.
| A．looking ahead |
| B．looking behind |
| C．looking up |
| D．looking for |
The train was__________ to arrive at 11:30,but was an hour late.
| A．about | B．likely | C．certain | D．supposed |
__________ full preparations, we decided to put off the meeting till next week.
| A．We did not make | B．Having not made |
| C．We had not made | D．Not having made |
You ________ pay too much attention to your reading skill, as it is so important.
| A．can not | B．should | C．must | D．needn't |
In such dry weather, the flowers will have to be watered if they ____________
| A．have survived | B．are to survive |
| C．would survive | D．will survive |
It is the protection for the trees___________ really matters, rather than how many trees are planted.
| A．what | B．that |
| C．不填 | D．which |