The development of industry has been ________ gradual process throughout ________human existence，from stone tools to modern technology.
| A．不填；the | B．the；a |
| C．a；不填 | D．a；a |
--Thank you for_____ fresh vegetables you gave me ! So delicious !
--- ____ pleasure.
| A．不填；不填 | B．the; 不填 | C．the ; a | D．不填; a |
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 |