he deal with the problem is wonderful语法正确吗
发布网友
发布时间:2023-06-19 16:42
我来回答
共1个回答
热心网友
时间:2024-11-04 00:46
正确:B
can是个情态动词,没有人称和数的变化,故A是错误的.
can常与be able to互换,但can只有can/could两者形式,而be able to 则有am/is/are/was/were/will be able to等多种形式,即应该把C改为is able to,则是正确的.