The lost boy (not found) so far.
举一反三
- The lost boy ______ in the end. A: found B: was founded C: was found
- The lost boy ( ) in the corner last night. A: is found B: finds C: was found D: found
- Who found the lost boy A: [A] Tom. B: Tom’ s youngest brother. C: A policeman.
- Strong links between good brain health and strong personal relationships haven’t been found so far.
- The doctors are at a loss because so far no medicine has been found to _____ the spread of the disease.