We had better hurry.Our teacher us.
—This morning your mobile phone was always busy. I couldn’t ________ to you until several attempts.—Oh, I’m sorry. I was discussing the price of our products with a client over the phone.
Many early Europeans, ________ the earth to be flat, feared that Columbus would fall off the edge of the earth.
With so many orphans ________,the charity organization calls for more donations.
I don’t think it is teachers who ________ for giving students too much pressure.
The shy girl felt ________ and uncomfortable when she couldn’t answer her teacher’s questions.