67. The farmer says he can't remember a time A. which B. when C. where D. whose 68. I think the Chinese are the people A. which B. whom C. when D. whose 69. I saw several buildings, A. most of which B. most of them C. all of whom D. some of whose 70. The people to A. who B. whose C. that D. whom the winter was as severe as it is this year. habits are the most peculiar to us. were damaged by the earthquake. she was speaking didn't know German.