A warm thought suddenly (came to) me (which) I might (use) the pocket money to buy some flowers (for) my mother"s birthday.

单项选择题We (have been told) that under (no) circumstances (we may) use the telephone in the office (for personal affairs).

单项选择题I (don t think) a warm winter always (has) a negative influence (on) our life, (hasn t it)