Selecting a Range of Clips
To select a range of clips in the Clips List, do one of the following:

Move the cursor to the left of the clip names, so the Marquee appears, and drag around the clips you want to select.
Clips selected with Marquee

Click the name of a clip in the Clips List, and Shift-click an additional clip name.
All clips that occur between the first clip selected and the additional clip will also be selected.