---Someone got full marks in the last math exam.---Guess _____?
问题描述：
---Someone got full marks in the last math exam.---Guess _____?
A:who can it be B:who it can be C:who could it be D:who it could be .
请问大家应该选什么?
答
---Someone got full marks in the last math exam.--- Guess （D:who it could be）.
有人在上次的数学测验中得了满分.猜猜会是谁.
填空部分是个宾语从句,所以要用陈述语序.首先把A和C项排除,都是疑问语序的.上次考试是过去时,所以can要用过去式could.