Question

---Did you see Mr．Smith when you were in France?

---No, when I ________ France, he had gone to China．

1. A.
   had arrived to
2. B.
   arrived to
3. C.
   had got to
4. D.
   got to

Answer 1

B
以when引导的时间状语从句，主句是had got to过去完成时，所以从句要用一般过去时，用arrived to．