It surprised us all __________ Kate made such big progress in this final exam.
| A．when |
| B．that |
| C．how |
| D．whether |
The lack of eco-friendly habits among the public is thought to be a major _____of global climate change.
| A．cause | B．result | C．warning | D．reflection |
We are at your service. Don’t to turn to us if you have any further problems.
| A．beg | B．hesitate | C．desire | D．seek |
For a moment nothing happened, thenall shouting together.
| A．voices had come | B．did voices come |
| C．voices would come | D．came voices |
---- I' m surprised to hear that Sue and Paul have __.
----So am I. They seemed very happy together when I last saw them.
| A．broken up | B．finished up | C．divided up | D．closed up |
Please do me a favor ---______ my friend Mr. Smith to Youth Theater at 7:30 tonight.
| A．to invite | B．inviting | C．invite | D．invited |