When_______help, one often says “Thank you.” or “It’s kind of you”.
| A．offering | B．to offer | C．to be offered | D．offered |
Jack has been feeling down recently . I wonder that is making him so upset .
| A．what is it | B．why is it | C．why it is | D．what it is |
.Shortly after we .the chairman took his place and declared the meeting open . 
| A．sat ourselves | B．seated down | C．were seated | D．seated |
They believed that production in their factory by bringing in the latest equipment from abroad .
| A．will greatly increase | B．would be greatly increased |
| C．has greatly increased | D．had been greatly increased |
We will have to overcome difficulties we might meet and finish the work ahead of time .
| A．no matter how | B．no matter what | C．however | D．whatever |
Mr .Smith is from Australia , which is to many unique animal species ,like kangaroos and koala bears .
| A．family | B．nation | C．home | D．area |