The two girls are so alike that strangers find_______difficult to tell one from the other. [ ]

______________， Kate —I can’t find my ball.

In the continuous high temperature weather, it is not to fit to gatherThat is we cancel the discussion

I hear that your good friend David ____________ books about history.— Yes, but now he ____________ novels.

I suggest not only _______to the meeting but also give a speech there.