President Obama has two daughters, _____ able to fit in well with their citizens.
| A．both of them are | B．none of them are |
| C．both of whom are | D．neither of who is |
Newly-developed materials for spaceships can _______ extreme weather conditions.
| A．hold | B．support | C．stand | D．compete |
The first prize goes to _______ makes the greatest contribution to our school.
| A．whomever | B．whichever | C．no matter who | D．whoever |
his homework, my son went downstairs to play basketball.
| A．Having finished | B．finished | C．to finish | D．finishing |
— Are you still thinking about the gift Tony gave you yesterday？
— Oh，to tell the truth, that’s makes me feel excited.
| A．what | B．how | C．that | D．why |
He couldn’t have his son ________telling him any lies.
| A．going away with | B．go away from |
| C．getting away with | D．get away from |