When ______ about the possibility that Justin was taken by aliens, Detective Sam Peterson said that there was no hard evidence about this.
| A．asking | B．was asked |
| C．being asked | D．asked |
--- Could you eat the rest of the pizza?
--- No, thanks. I’m losing _____ weight and I am on _____ diet now.
| A．不填；the | B．a; a | C．不填；a | D．the; the |
To make members of a team perform better, the trainer first of all has to know their _____ and weakness.
| A．strengths | B．benefits | C．techniques | D．values |
London is one of the best places in the world to _____ education with pleasure, so it’s good for your pupils.
| A．compare | B．combine | C．equip | D．replace |
Harry has been out of work for six months, so he has difficulty _____.
| A．earning livings | B．earning his living |
| C．to earn livings | D．to earn his living |
What I want to know is _____ he likes the gift given by us.
| A．that | B．if | C．whether | D．不填 |