He is highly praised _______ the teacher _______ his hard work.
| A．at; for | B．by; with | C．by; for | D．at; with |
The ________ song can help us be ________.
| A．relaxing; relaxed | B．relaxing; relaxing |
| C．relaxed; relaxing | D．relaxed; relaxed |
Don’t work under the sun in this ________.
| A．cold | B．hot | C．heat | D．cool |
—Where are the Greens?
—They are in Guilin ________ vacation.
| A．in | B．at | C．of | D．on |
Don’t look out, please look ________ me.
| A．at | B．for | C．up | D．/ |
The weather is very cold, but everyone ________ having a good time.
| A．be | B．is | C．are | D．being |