There is no doubt ________ the boxes were then put on a train for Konigsberg, ________ was at that time a German city on the Baltic Sea．

1. A.
   whether; which
2. B.
   that; where
3. C.
   that; that
4. D.
   that; which

There is no doubt        the boxes were then put on a train for Konigsberg,        was at that time a German city on the Baltic Sea.

  A. whether, which          B. that, where             C. that, that         D. that, which

In September, 1941, the Nazi  31             （Germany） army was near St Petersburg. This was a time   32           the two countries were at war. However, before the Nazis could get to the summer palace, the Russians were only able to remove the furniture and small art objects from the Amber Room. But some of the Nazis secretly stole the Amber Room itself. In less than two days, 100,000 pieces of the room were put inside twenty-seven wooden boxes. There is no doubt   33 ____________  the boxes were then put on a train   34      ___  Konigsberg, at that time a German city on the Baltic Sea. After that, what really happened to the Amber Room   35             (remain) a mystery.

While the search for the old room continues, the  36          (Russia) and Germans have built   37           new Amber Room at the summer palace.       38            (follow) old photos, the new room has been made to look much like the old one. In   39          spring of 2003, it was ready for the people of St Petersburg   40             (celebrate) the 300th birthday of their city.

In September, 1941, the Nazi  31              （Germany） army was near St Petersburg. This was a time   32           the two countries were at war. However, before the Nazis could get to the summer palace, the Russians were only able to remove the furniture and small art objects from the Amber Room. But some of the Nazis secretly stole the Amber Room itself. In less than two days, 100,000 pieces of the room were put inside twenty-seven wooden boxes. There is no doubt   33 ____________  the boxes were then put on a train   34      ___  Konigsberg, at that time a German city on the Baltic Sea. After that, what really happened to the Amber Room   35             (remain) a mystery.

While the search for the old room continues, the  36          (Russia) and Germans have built   37           new Amber Room at the summer palace.       38            (follow) old photos, the new room has been made to look much like the old one. In   39          spring of 2003, it was ready for the people of St Petersburg   40             (celebrate) the 300th birthday of their city.