They studied the sky.的相關資料：
臨近單詞
They helped us.
they
They owned their house freeandclear.
they were contractually responsible.
They frightened him into submission.
They've done some business together.
They burst into uproarious laughter.
They 'll.arrive tomorrow morning .
They've broken off their engagement.
They provided their guests dainties.
They were charged with racketeering.
They esteem this proposal worthless.
