It is difficult for children to change their eating habit later in life. _____，parents should encourage healthy eating from an early age.
| A．Otherwise | B．Therefore | C．Besides | D．However |
Many difficulties ______ when Daisy helped endangered species of wildlife.
| A．risen | B．arose | C．raised | D．rose |
She’s in a hopeless situation, _____ we will keep a very close eye on.
| A．where | B．when | C．which | D．that |
Now many people move into cities in order to have their children _______.
| A．better educate | B．receive well education |
| C．better educated | D．accept better education |
They were thirsty, so they went ______ something to drink.
| A．searching for | B．searching for | C．searching | D．in their search of |
I ______ Beijing for Shanghai in a few days. Do you know when the earliest plane ________?
| A．leaves; takes off | B．am leaving; takes off |
| C．leave; is taking off | D．am leaving; is taking off |