I _______my pen everywhere in the classroom, but I couldn’t find it.
| A．looked like | B．looked at |
| C．looked after | D．looked for |
What is a machine that is used to cool the air in a room by moving it around?
— What time shall we leave for the airport?
— It’s foggy today. I’m not sure __________ be closed soon. Let’s go now.
| A．whether the highway will |
| B．whether will the highway |
| C．when the highway will |
| D．when will the highway |
We can’t afford to make any mistakes. To us, __________.
| A．a miss is as good as a mile |
| B．the grass is greener on the other side |
| C．it never rains but it pours |
| D．when in Rome, do as the Romans do |
— Someone swam across the Yunlong Lake this morning.
— I didn’t see it. I __________ along the lake.
| A．jogged | B．will jog | C．have jogged | D．was jogging |
— You are wanted on the phone.
— __________ nobody knows I’m here.
| A．And | B．But | C．So | D．Or |