I wrote him a letter to show my __________ of his thoughtfulness.
| A．achievement | B．agreement | C．attention | D．appreciation |
It’s helpful to put children in a situation ______ they can see themselves differently.
| A．that | B．when | C．which | D．where |
-How amazing it is that astronauts are exploring outer space!
-It’s a challenge, I guess, ______ man against nature.
| A．of | B．for | C．by | D．about |
Why does the Lake smell terrible?
-Because large quantities of water .
| A．have polluted | B．is being polluted | C．has been polluted | D．have been polluted |
–Bruce, I really appreciate your handwriting.
- _______. .
| A．I practice every day | B．Thank you very much |
| C．No, I don’t think so | D．Well, it’s not good enough |
His efforts to raise money for his program were ______ because, no one showed any intention to take a cent out of their pockets.
| A．in place | B．in sight | C．in effect | D．in vain |