1, The train ____ just ____ ( leave ). You must

Question

1, The train ____ just ____ ( leave ). You must wait for the next train.
2, Since then, I ______ never _____ ( hear ) of him.
3, -- ______ you ever ____ ( travel ) on a plane?
-- No, not even once.

Answer 1

1.The train has just left.You must wait for the next train.
has left，现在完成时，表过去发生的事情，对现在的影响。
本题中，过去发生的事情:火车开走了；对现在的影响:要等下一辆。
2.Since then，I have never heard of him.have heard，现在完成时。题义,自那以后，我再没有见过他。现在完成时中，since加一个过去的时间点，或者接过去式句子。
3.Have you ever travelled on a plane?No，not even once.
你曾经乘坐过飞机旅游吗？
不，从未。have travelled，现在完成时。

Answer 2

第一题，just通常与现在完成时连用，应该填have ，left；第二题，never也常用现在完成时态，have，heard；第三题，Have，traveled!追答

第一题，just通常与现在完成时连用，应该填have ，left；第二题，never也常用现在完成时态，have，heard；第三题，Have，traveled!

Answer 3

1. have left
2. have heard
3. have traveled
考察现在完成时。

Answer 4

1, The train ( has) just ( left ). You must wait for the next train.
2, Since then, I ( have ) never ( heard ) of him. 3, - - ( Have ) you ever ( travelled ) on a plane ?
- - No, not even once.追答

谢谢

本回答被提问者采纳

Answer 5

has left