His way of speaking suggested that he ____ very angry.
| A．should be | B．be | C．is | D．was |
Be quiet _____you will wake the whole house!
| A．or | B．and | C．so | D．But |
I was surprised by what she said, _________made me recognize what silly mistakes I had made.
| A．what | B．that | C．which | D．Who |
Jane didn’t get to the airport on time, ______she missed the plane.
| A．but | B．for | C．so | D．Or |
Move the plants to a south-facing window, ________they can absorb daytime heat.
| A．that | B．when | C．which | D．Where |
---Do you know what time you’ll be back this evening, Eric?
----I’m not sure. It depends on_______ the interview lasts.
| A．when | B．what | C．how long | D．how much |