When we first met Eliza, she had no manners, but said ______ her head, without thinking.
| A．no matter what entered | B．anything came into |
| C．whatever entered | D．what there was came into |
Some schools, including us, will have to make ______ in agreement with the national soccer reform.
| A．attachments | B．adjustments |
| C．comments | D．achievements |
An increased concentration of carbon dioxide and certain other gases in the Earth’s atmosphere ______ global warming.
| A．contributing to | B．contribute to |
| C．contributes to | D．to contribute to |
Sometimes I act as a listening ear for fellow students ______ what is bothering them.
| A．to talk over | B．talked about |
| C．talk about | D．having talked over |
It was not until the end of the trip ______ I realized what a good feeling it was to have helped someone in trouble.
| A．as | B．that | C．where | D．when |