No one could ________ the failure of the experiment as everything went smoothly at first.
---- Has he finished the work? ---- Not really. _______ he worked all day, ______ he couldn’t finish the task.
----The weather is changeable here. Please take more clothes. ---- _________.
Don’t push against one another! The woman carrying a baby, ______ in first.
The ____ bell has been repaired by an _____ engineer.
Who do you _____ the newspaper send to cover the bank robbery?