Even if you are an experienced teacher, you sometimes ____ make some mistakes.A. can B. must . should D. will
They often go to the restaurants for meals. They _____ be very poor.
“Shall we go shopping?” “Sorry, we _______ buy anything now because none of the shops are open.”
I _______ have met him a long time ago. Both his name and face are very familiar.
“I called you yesterday. A woman answered, but I didn’t recognize her voice.” “Oh, it _____ my aunt Jean.”
Are you still here? You ______ home hours ago.