They were surprised that a child should work out the problem ____they themselvescouldn’t.
A: once
B: then
C: while
D: if
A: once
B: then
C: while
D: if
举一反三
- They were surprised that a child should work out the problem________ they themselves couldn’t. A: once B: then C: while D: if
- 34.They were surprised that a child should work out the problem__________they themselves couldn't. A: once B: then C: while D: if
- They were surprised that a child should work out the problem __________they themselves couldn’t.
- The teachers were surprised that a little girl should work out the problem ________ they themselves couldn't. A: once B: then C: while D: if
- They were surprised that a child should work out the problem________ they themselves couldn’t.