高一英語下冊基礎鞏固復習
a. which b. that
c. where d. how
解析：選c。考查定語從句。當先行詞為stage，case，position，situation，degree等詞，且關系詞在定語從句中作狀語時，關系詞通常用where。
3. he gave us another piece of advice， ________of great help to the research work.
a. which i think is b. which i think it is
c. i think which is d. i think it is
解析：選a。 which引導非限定性定語從句，在從句中作主語，i think是插入語。
4. rescuers are still searching for the other 19 missing miners， ________survival chances are small.
a. who b. which
c. whom d. whose
解析：選d。關系代詞在從句中作定語，故用whose代指. . . missing miners’。
5. a war is so cruel that it always causes great losses， ________has happened in iraq and other countries.
a. what b. which
c. as d. one
解析：選c。as引導非限定性定語從句，意為“正如”，在從句中作主語。