■ What..., what...

并列的状语，表示“又是…，又是…”。

• What with money, what with promises, he bribed the judges.他又是拿钱，又是许愿，把法官们收买过来了。

• one in 与 one out of
• one of
• one out of
• one-sided
• one 与 a
• on high
• on life support
• only
• only
• only
• only 与 alone
• on the air
• on the air...
• on the part of
• open
• open 与 close
• opportunity
• oppose
• oppose 与 be opposed to
• opposing
• optimistic
• -or
• or
• order
• original