此外还有:(1)to做介词。get down to devote…to lead to be/get/become used to go back to object to (2)带有介词in。succeed(in) spend/waste time(in) be busy(in) have a good/hard time(in) have difficulty/trouble(in)
(3)give up dislike feel like insist on can`t stand understand(4)“值得”:be worth=deserve be worthy of being done/be worthy to be done
(3)give up dislike feel like insist on can`t stand understand(4)“值得”:be worth=deserve be worthy of being done/be worthy to be done