—When did you finish your homework last night?
—A bit late, ________ my father came back home from work.
| A．though | B．unless | C．if | D．until |
A father in the UK has a wonderful ideas to send his kids to school on time. He takes his sons to their school in a white tank(坦克)
| A．looked up to | B．made up |
| C．come up with | D．shown up |
Sitting down after a walk is relaxing . But do you dare to sit on a seat________ tells you your weight?
| A．whom | B．/ | C．who | D．that |
— ______people travel every year?
— Perhaps when we are talking about it. More than 100 planes have taken off around the world.
| A．How many | B．How much | C．How long | D．How often |
Thanks to the robots, the human reporters do not have to spend a lot of time ________ boring numbers and information.
| A．processing | B．to process |
| C．processed | D．process |
Teenagers should ________ to take care of themselves from a young age.
| A．educate | B．be educating |
| C．have educated | D．be educated |