________her mother after being separated for 20 years，she couldn't help，even though she tried not to，________.
| A．Seen；crying |
| B．To see；cry |
| C．Seeing；crying |
| D．Having seen；cry |
About how many elements _____ make up most of the substances we meet in everyday life
| A．it is which | B．what it is | C．is it that | D．it is that |
The image of a devoted and noble angel in white _____ heals the wounded and rescues the dying is making a comeback _____ the nation faces a crisis.
| A．that…because | B．who…when | C．which…that | D．what…as |
The mother believes that John's stupid, but it's different _____ of Mary; she's just lazy.
| A．in spite | B．in the case | C．in the course | D．in case |
Secondary and higher education _____ available to all high school graduates in this country so far.
| A．have made | B．were made themselves | C．have been made | D．were made it |
It is said that he got laughed at for _____.
| A．his dishonest | B．been dishonest | C．being dishonest | D．to be dishonest |