His mother looked very tired，for she _____ the house herself all day.
| A．had cleaned | B．has been cleaning | C．had been cleaning | D．has cleaned |
The killer insisted that she was defending herself when _______.
| A．attack | B．attacked | C．to attack | D．having attacked |
__________my efforts at persuasion，he wouldn’t agree.
| A．Apart from | B．In spite of | C．Because of | D．Although |
The new movie____________ to be one of the biggest money-makers of all time．
| A．pretends | B．agrees | C．promises | D．Intends |
A volcano in Indonesia erupted on November the 16th, 2013, and _____, hundreds of people were killed.
| A．consequently | B．continuously | C．constantly | D．consistently |
We are confident that the step the Chinese government has taken to cope with the current crisis is ______ of great significance.
| A．what | B．those | C．that | D．one |