1) To talk about a completed action that happened at a specific time in the past a) past perfect simple b) past simple c) present perfect simple 2) to talk about a continuous activity that started in the past and is still happening or has just stopped a) present perfect continuous b) past perfect simple c) past simple d) present continuous 3) choose the correct one a) she have just arrived b) she has arrived just c) she has just arrived 4) choose the incorrect one a) I have been sleeping for three hours b) I slept since two hours ago c) I haven´t slept yet 5) fill the gap we ---- before we went out a) have studied b) had studied c) has studied

grammar

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？