It took them nearly 100 years to build the palace.(同义句) They__ __ 100 years__the palace.The builaing of the tower__(begin)in 1173.(适当形式填空)They closed the park for___(safe)reasons.适当形式填空)___(backpack)is a popular style of traveling.适当形式填空)When___the tower___to lean?(start)适当形式填空)
问题描述：
It took them nearly 100 years to build the palace.(同义句) They__ __ 100 years__the palace.
The builaing of the tower__(begin)in 1173.(适当形式填空)
They closed the park for___(safe)reasons.适当形式填空)
___(backpack)is a popular style of traveling.适当形式填空)
When___the tower___to lean?(start)适当形式填空)
答