---What'sthatnoise?---OhIforgottotellyou.ThenewmachineA．isbeingtestedB．willbetestedC．wastested
---What's that noise?
---Oh I forgot to tell you. The new machine ___
A ． is being tested B ． will be tested
C ． was tested D ． has been tested
---What's that noise?
---Oh I forgot to tell you. The new machine ___
A ． is being tested B ． will be tested
C ． was tested D ． has been tested
---What's that noise?
---Oh I forgot to tell you. The new machine ___
A ． is being tested B ． will be tested
C ． was tested D ． has been tested
---What's that noise?
---What's that noise?---Oh I forgot to tell you. The new machine ___
---Oh I forgot to tell you. The new machine ___A ． is being tested B ． will be tested
A ． is being tested B ． will be tested ． is being tested B ． will be tested is being tested B ． will be tested ． will be tested will be testedC ． was tested D ． has been tested
C ． was tested D ． has been tested ． was tested D ． has been tested was tested D ． has been tested ． has been tested has been testedA
A
A
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