wonder about “想要知道；感到疑惑；觉得好奇”
3. And how can we succeed in life?我们怎样才能在生活中成功？
succeed in “取得成功；达到目的” 后跟名词或v-ing形式
=have success (in)doing sth.=be successful (in)doing sth.=do sth. succeessfully
eg：She succeeded in inventing the new machine.
= She has _______ in inventing the new machine.
= She is _________ in inventing the new machine.
= She invented the new machi ne_________.
