【单选题】Conversation D What does “I have a lot on my plate” mean?
C.
I have a lot of worries
D.
I have a long way to go
【简答题】有一个数是123,它与十六进制数53相等,那么该数值是
【单选题】.—Why not _______us and have a good time at the party? ---I would love to. ________ I have a lot of homework to do.
【单选题】关于植物病害的特征,下列说法不正确的是?
【单选题】厚药皮焊条的药皮质量占整根焊条质量的()。在焊接过程中,药皮对熔化金属有良好的保护作用。
【判断题】药皮焊条中药皮的主要作用是保证焊接有良好的工艺性,促进优质焊缝的产生。( )