■ successful 与 successive

前者是“成功的”，后者是“连续相继的”。

• a successful attempt to land on the moon成功的登月之举
• three successive years of low rainfall连续三年的少雨。

• which
• which
• while
• who
• who
• who
• whoever
• why
• -wide
• wide
• widow
• win
• wipe
• -wise
• wise men
• wish
• wish
• with
• within...of
• without
• witness
• wonder
• word
• work
• worker