---It cost me 30 yuan to get here.

---Well, it was crazy of you to take a taxi        you would come by bus as well.

It cost me a great deal, but I don’t regret           a year travelling around the world.

    A. spend                B. to spend             C. spending         D. spent

It cost me a great deal, but I don’t regret ______ a year travelling around the world.

1. A.
   spend
2. B.
   to spend
3. C.
   spending
4. D.
   spent

---It cost me 30 yuan to get here. 

---Well, it was crazy of you to take a taxi        you would come by bus as well.

1. A.
   unless
2. B.
   when
3. C.
   if
4. D.
   because