Two-thirds of the work__alread finished.I don't think you'll have to wait long.Two-thirds of the work__alread finished.I don't think you'll have to wait long.A are B is C to be D being 选什么呢?我觉得是现在完成时,不过没有诶.

Two-thirds of the work__alread finished.I don't think you'll have to wait long.Two-thirds of the work__alread finished.I don't think you'll have to wait long.A are B is C to be D being 选什么呢?我觉得是现在完成时,不过没有诶.
Two-thirds of the work__alread finished.I don't think you'll have to wait long.
Two-thirds of the work__alread finished.I don't think you'll have to wait long.
A are
B is
C to be
D being
选什么呢?我觉得是现在完成时,不过没有诶.

Two-thirds of the work__alread finished.I don't think you'll have to wait long.Two-thirds of the work__alread finished.I don't think you'll have to wait long.A are B is C to be D being 选什么呢?我觉得是现在完成时,不过没有诶.
B.is一般现在时,与后面的i don't think 时态一致.用单数

B(不确定)。我也觉得完成时。。

B