一般过去时与现在完成时对比 — 英语词汇题
题目
用括号内动词的适当形式填空：Kevin loves shopping online. He (1) ___ (get) his first online order three years ago, and since then he (2) ___ (click) the 'buy' button many times. Last Friday, he (3) ___ (order) a pair of sports shoes, but they (4) ___ (not arrive) yet. He is still waiting.