Tom ate a big cake only a few minutes ago. ______ he is not hungry.
| A．No wonder |
| B．No problem |
| C．No doubt |
| D．No more |
The story happened in________ and the hero was in his________.
| A．1840s；thirty | B．the 1840s；thirty |
| C．1840s；thirties | D．the 1840s；thirties |
Can you tell me the way you think of________ the problem?
| A．to work out | B．working out | C．work out | D．to work |
As a new graduate，he doesn't know ________it takes to start a business here.
| A．how | B．what | C．when | D．which |
The snow lasted a week, ________a serious traffic confusion in the whole area.
| A．causing | B．cause | C．to cause | D．caused |
About________of the workers in that steel works________ young people.
| A．thirdfifths; are | B．threefifths; is | C．threefifths; are | D．thirdfifth; are |