--- Guess what! I have got A for my term paper. --- Great! You ______ read widely and put a lot of work into it.
A、 must
B、 should
C、 must have
D、 should have
出自:石家庄铁道大学-土木工程-大学英语III

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块