Emergency line operators must always _______calm and make sure that they get all the information they need to send help.A. grow B. appear B. become D. stay
—Have you ever been to Singapore? —Yes, I ________ there three times in 2009 alone.
—What's up? You didn't pick up the phone just now. —I'm sorry that I ________dancing with music on, but it's done now.
This kind of ice cream ________ like a combination of banana and strawberry.
—Sorry, I didn't catch you. —Be quiet, please; the baby ________.
—What happened? I called you several times yesterday evening, but I couldn't get through. —Sorry, my sister and I ________ on the phone all the time.