( ) 6. By this time tomorrow we _________ this machine.
I’m sorry you’ve been waiting so long,but it’ll still be some time_____Tom gets back.
The train_____at the present speed until it reaches Chicago at eleven o’clock tonight.
---When will the expert come and give the lecture on economic development? ---Not until our program_______.
I______toward the door to go outside when suddenly Jim opened it.
---When choosing furniture, you focus on function while I think more about the design. ---That’s_____we differ.