With the development of the Internet，______ communication is done by regular mail.
| A．less | B．more | C．little | D．few |
Honey, stay outside and ______ a few minutes; then we'll go to church together.
| A．hang around | B．hang up | C．hang on | D．hang out |
-- Why didn't you go camping with us?
-- But I ______ all about it!
| A．forget | B．was forgetting | C．have forgotten | D．had forgotten |
-- When do you need to pay the balance?
-- ______ December 31.
| A．In | B．By | C．During | D．Within |
I think ______ information of this kind is help when you look for a job.
| A．不填; a | B．the; a | C．an; a | D．the; 不填 |
25. The doctor recorded the ______ of the old man’s death as heart failure.
| A．effect | B．result | C．reason | D．cause |