It’s believed that there will be ____ time in the future when ____ man can invent everything that they need.
| A．a; the | B．a; / | C．/; the | D．/; / |
–Excuse me. Can you spare me a few minutes?
--_________
| A．What’s on? | B．What’s up? | C．What’s more? | D．What is it? |
_______ we admit that there are still some problems about the system of modern education, we don’t mean that it is of no use.
| A．Until | B．While | C．As | D．Unless |
All the employees except the manager _______ to work online at home.
| A．encourages | B．encourage |
| C．is encouraged | D．are encouraged |
The boss said to the secretary “If you work well, you ______ have a rise.”
| A．must | B．ought | C．would | D．shall |
Not only _______ snacks and drinks, but _______ cards for entertainment when they had a picnic in the forest.
| A．they brought; they also brought | B．did they bring; they also brought |
| C．brought they; did they bring | D．did they bring; did they also bring |