All the gifts must be mailed immediately________in time for Christmas.
| A．in order to have received |
| B．in order to receive |
| C．so as to be received |
| D．so as to be receiving |
What the doctor really doubt is_____my mother will revover from the serious disease soon.
| A．when | B．how | C．whether | D．why |
Her name was on the _______of my tongue, but I couldn’t tell it.
| A．point | B．edge | C．top | D．tip |
________her home, Mary helps her mother with some housework.
| A．As soon as she returns | B．On arriving |
| C．After she gets | D．Immediately she reaches |
They often _______their friends at weekends and they always have a good time.
| A．envy | B．interest | C．entertain | D．encourage |
Do you think everything _______was true?
| A．what he said | B．he said | C．which he said | D．as he said |