To make members of a team perform better，the trainer first of all has to know their ________and weaknesses.
| A．strengths | B．benefits |
| C．techniques | D．values |
—Good morning. Can I help you?
—I’d like to have this package ________.
| A．be weighed | B．to be weighed | C．to weigh | D．weighed |
—Do you rememberhe came?
—Yes, of course. He came by train.
| A．that | B．when | C．where | D．how |
Although my parents are very busy, they still ______ a lot of time to us.
| A．offer | B．devote | C．spend | D．provide |
Remember ______ the book when you have finished it.
| A．putting back | B．having put back | C．to put back | D．to have put back |
I need one more stamp before my collection______.
| A．is completed | B．completes | C．has been completed | D．has completed |