问题:
______ the blackboard, and you can ________ some number on it.
A.Look at; see
B.Look at; look at
C.See; look at
D.See; see
______ the blackboard, and you can ________ some number on it.
A.Look at; see | B.Look at; look at | C.See; look at | D.See; see |
参考答案: