"Would you mind if I turned up the heating" The past tense used in the if-clause of the sentence indicates ______.

单项选择题The corporation lost $ 5 million this quarter ______ a profit of $5.4 million last year.

单项选择题I m ______ about the football team s chances of winning, but he absolutely disagrees with me.

单项选择题Should the opportunity ______, I d love to go to Egypt.

单项选择题Try and ______ your tent on level ground.

单项选择题If you are going out for walk, I ll come along and keep you ______.

单项选择题He thinks about nothing but playing video games. I think he s totally ______ to it.

单项选择题The young man has ______ some ingenious schemes to make handsome profits for the company.

单项选择题Professor Smith and Professor Michael ______ in giving us lectures.

单项选择题I ______ my arm when I played basketball yesterday afternoon.