What kept early people from understanding the sea().
A: They could not think.
B: They had no pollution.
C: They could not dive deep.
D: They had small boats.
A: They could not think.
B: They had no pollution.
C: They could not dive deep.
D: They had small boats.
举一反三
- In the past, what could people who had mental health problems do?
- Young people nowadays could not imagine what difficulty their fathers had ____ for a better life for their children.
- In fact, she had done all ( ) to help the poor. A: she could B: which she could C: what she could D: as she could
- Although he was badly injured, he ____________ explain what had happened. A: might B: was able to C: could not D: could
- Young people nowadays could not imagine what difficulty their fathers had ____ for a better life for their children. A: to strive B: striven C: striving D: to be striving