______rise in carbon dioxide is causing _______ steady increase in global warming.
| A．The; a | B．不填; a | C．The;不填 | D．A；the |
After the long journey, the three of them went back home, ______.
| A．hungry and tiredly | B．hungry and tired |
| C．hunger and tired | D．hungrily and tired |
I’m stuck with this problem; you may ask ______ knows better than I.
| A．anyone | B．no matter who | C．who | D．whoever |
--Did you invite Kacy to your party?
---I would like ______, but I was too busy and forgot to call her.
| A．to have | B．to invite her | C．inviting her | D．having invited her |
Would it be ____for you to pick me up at four o’clock and take me to the airport?
| A．free | B．vacant | C．handy | D．convenient |
The teacher together with the students_______ discussing Reading Skills that____ newly published in America.
| A．are; were | B．is; were | C．are; was | D．is; was |