__________ his membership card, Tim decided to make a phone call to check whether there was something wrong.
| A．Not having received | B．Not to receive |
| C．Not received | D．Having not received |
Premier Wen Jiabao said that if we worked hard and____ optimistic, we were_____ win the war against the financial crisis.
| A．were; bounding | B．were; bound to |
| C．was; bounding to | D．had; bounded to |
Single-parent usually____ some of the functions that absent adult in the house would have served under the financial crisis.
| A．takes over | B．takes after | C．takes out | D．takes in |
He was unaware of the financial crisis involved, so his choice was quite_____.
| A．rational | B．arbitrary |
| C．mechanical | D．predictable |
All that can be eaten _______ eaten up.
| A．are being | B．has been | C．had been | D．have been |
I have bought two ballpens, _______ writes well.
| A．none of them | B．neither of them | C．neither of which | D．none of which |