感官動詞 see, watch, observe, notice, look at, hear, listen to, smell, taste, feel + do表示動作的完整性,+doing 表示動作的進行性。例如:
I saw him work in the garden yesterday. 昨天我看見他在花園里干活了。(強調"我看見了"這個事實)
I saw him working in the garden yesterday.(強調"我見他正干活"這個動作)昨天我見他正在花園里干活。
典型例題: