舌下腺囊肿按临床表现可分为__________、________及________。
参考答案：单纯型；口外型；哑铃型
The student did not catch the last bus, _______, it began to rain cats and dogs.
A．in the flesh
B．at times
C．what’s worse
D．back and forth
东来顺的火锅具有______、______、开锅快、______的特点。P96
