1.手[+v-ing][+to-v]
When did you begin learning English?
妳何時開始學英語的?
He is about to begin his term as President.
他即將開始他的總統任期。
After breakfast it began to snow.
早飯後開始下起雪來。
They began the club about four years ago.
他們大約在四年前創辦該俱樂部的。