It wasn’t until dark _________ he found _________ he thought was the correct way to solve the problem.
A.when , that |
B.that , that |
C.when , what |
D.that , what |
推荐套卷
It wasn’t until dark _________ he found _________ he thought was the correct way to solve the problem.
A.when , that |
B.that , that |
C.when , what |
D.that , what |