610. be for sale 待售

609. for the sake of ( =for the good or advantage of ) 為了…起見

608. in safety 安全地

607. rule out (=exclude, eliminate) 排除

606. run(take)risk of (=do sth dangerous)的風(fēng)險

605. at the risk of(=with danger of)冒...的風(fēng)險

604. give rise to (=lead to) 引起, 導(dǎo)致

603. be within one’s rights(to do) 有權(quán)(做)

602.be in the right正確的;in the wrong錯誤的

601. get rid of 擺脫, 去掉, 除去