4. In the future robots will also A. explore space． B. entertain people． C. move much faster． D. do all of the housework．
A: A
B: B
C: C
D: D
A: A
B: B
C: C
D: D
举一反三
- In the future robots will also . A: A explore space． B: B entertain people． C: C move much faster． D: D do all of the housework．
- Weshould do all ____ is useful to people. A: A. / B: B. that C: C. it D: D. which
- In the future robots will also
- 6. ____ they could do was to work hard. A: A. All B: B. All what C: C. All which D: D. That
- When water cools, but does not freeze, the molecules move ______________ and take up ______________ space. A: Faster, less B: Faster, more C: Slower, less D: Up, less