Question

【题目】We noticed a cat __________ towards the big tree and disappear last night.

A. to head

B. head

C. heading

D. headed

Answer 1

【答案】B

【解析】考查非谓语动词用法。“see+宾语+do(宾补)”表示“看到……做……的过程”。根据空后的“and disappear”可知答案选B。