The _____, I think, he drew from his simple experiment is not scientific.
| A．conclusion | B．charge | C．promise | D．relation |
-- 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 |
24. The reference book is of great value. ________ can be enjoyed from it until you have a deep understanding of it, however.
| A．Nothing | B．Few | C．Something | D．Much |