Question 12: Everything is in a terrible mess. The children shouldn't _____________ to clamber about the room.
A. allow                                        B. be allowed
C. have allowed                          D. have been allowed

Question 13: The planet Jupiter radiates _____________ it receives from the Sun.
A. twice heat from inside more than
B. as much twice heat from inside as
C. twice as much heat from inside as
D. as many heat from inside as twice