—What’s your plan for this winter vacation?—I’ll take an express train to Shanghai for my holiday ___________ school ends.

After visiting Harbin, most of the foreign friends said they would never forget the time ________ they had spent.

–What do you think of teaching, Bob?–I find it fun and challenging. It is a job ___ you are doing something serious but interesting.

(2013·丽水高三质检)What annoyed your father was not what you said，but the way________you said it.

The four years, from 1860 to 1864 ___ Lincoln spent fighting for freedom of the slaves is the time ___ the American people will never forget.