It is possible that ______ 2030, cars and airplanes will run on the new fuel.
| A．by | B．on | C．until | D．at |
My interests include football, bowling and surfing the web_____ studying my favorite subjects.
| A．as well as | B．instead of | C．less than | D．rather than |
--- I saw the Smiths at West Beijing Station this afternoon.
--- You __________. They are still on holiday in Hawaii.
| A．mustn't have | B．shouldn't | C．couldn't have | D．needn't |
We are looking forward to seeing the policy carried out in our province, which has ________ a number of people’s attention recently.
| A．attracted | B．preserved | C．expanded | D．supported |
To understand the grammar of the sentence，you must break it ________ into parts.
| A．up | B．down | C．off | D．out |
When ________ imported goods，people are ________ about all the different labels on food
these days.
| A．choosing；confused | B．choosing；confusing |
| C．chosen；frightening | D．choosing；frightened |