Be unable to
成人 Adult Edu不能/不会(做)...
🧩 词语组成解析
be
[bi]
v. 是;有，存在;做，成为;发生;
aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质;
to
[tu,tə]
prep. 向，朝着;到;关于;属于;
adv. 朝一个方向的;到某种状态;关闭;
🗣️ 情景例句
My boyfriend just broke up with me.
我的男朋友和我分手了。
It'll probably clear up this afternoon.
今天下午可能放晴。
There is so much variety that you never have to make do with second best.
物品种繁多，从来不必用二等品来凑合。