【題目】The Australian boy has a good ________of Chinese and can communicate with others freely.

【題目】With your help, there is no doubt ______ our plan is meant for will work out successfully.

【題目】Harry telephoned to the airport to_________ whether Flight 24 for San Francisco is departing on time.

【題目】I would appreciate _____, to be honest, if you could come and attend our Thanksgiving party.

【題目】You ______ scold such a pupil who always keeps silent so seriously that you ______ hurt him.

【題目】He would rather ________lectures to the students than ________to different boring conferences.

【題目】People's ________ for bicycles may reflect public dissatisfaction with bus service.

【題目】_________ a certain doubt among the students as to the necessity of the work.

【題目】—I wonder why he has been acting so strangely these days.

【題目】On her next birthday, Jane ______married for thirty years.