She ought to stop working. She has a headache because she ______all day long.
22.—How can I use this washing machine? —Well, just refer to the_______.
第二部分英语知识运用(共两节,满分45分)第一节单项填空(共15题;每小题1分,满分15分)21.He spent too much time talking on________phone while we were all busy at________work..
30.—Why did you leave the lights burning? —Heavens! I guess I__________to turn them off.
35. —Did you attend David’s wedding last night?—No. I ________ before that.
34. The man showed us so heavy a stone _______ no man can lift.