6.They planted some young trees in the garden _______ it was the best time for them.
| A．where | B．that | C．until | D．when |
Though Tom knew nothing about business, he succeeded ________ other more well-informed managers failed.
| A．what | B．how | C．if | D．where |
Everyone will go through life's stages of ups and downs, ________ selfrespect plays a key role in the maturity(成熟) of a person.
| A．when | B．which | C．as | D．that |
Here is a list of names of the guests to be invited to the party. Please don’t__ any of them when typing.
| A．let out | B．make out | C．leave out | D．put out |
It is you as well as your wife that ______ your son's bad performance at school.
| A．is to be blamed for | B．are to be blamed for |
| C．are to blame for | D．is to blame for |
---It’s better for you to help others on the farm during the harvest time.
---_____.
| A．I don’t know | B．I couldn’t agree more |
| C．I’m sorry | D．I don’t care |