句型转换。1. The bus is crowded,                      ? (完成反意疑问句）2. Have they been re

题型：同步题难度：来源：

句型转换。1. The bus is crowded,                      ? (完成反意疑问句）
2. Have they been ready?（作肯定回答）
                                                                     .
3. They were so tired that they couldn"t walk anylonger.（改为同义句）
They were _         tired    _ walk anylonger.
4. They spent five years building the building.（改为同义句）
It         them five years to          the building.
5. He left after the bus came to the stop.（改为同义句）
He _    leave          the bus came to the stop.

答案

1.isn"t it   2. Yes, they have.   3.too, to     4. took, build   5. didn"t, until