Hi,<br/><br/>Are the following sentences natural to a native ear?<br/><br/><span style="color:#0000ff;">1. This picture is from <u>the</u> air, while the other one is <u>from the ground</u>.</span><br/><br/><span style="color:#0000ff;"> </span><br/><br/><span style="color:#0000ff;">2. Which album is this song from?</span><br/><br/><span style="color:#0000ff;"> </span><br/><br/><span style="color:#0000ff;">3. Last couple of days I have been working late in the night and haven't had enough sleep.</span><br/><br/><span style="color:#0000ff;"> </span><br/><br/>Thanks,<br/><br/>MG.