Social networking is an important factor________ business success.
| A．devoting to | B．appealing to | C．attaching to | D．leading to |
They often chatted about the hard times______they spent together in the old days.
| A．where | B．when | C．which | D．what |
______in March, that so many people had on their light wears.
| A．So hot did the weather become | B．So became the hot weather |
| C．Hot the weather became so | D．So hot became the weather |
－It was the headmaster, Tony. You______hello to him.
－Sorry. I didn't notice him.
| A．must say | B．should say |
| C．must have said | D．should have said |
Most parents still hold the view______students should first put their hearts into their lessons.
| A．how | B．what | C．why | D．that |
－Why has she pulled a long face to me?
－Well, she seems to______about what you said about her.
| A．be telling | B．have been told | C．being told | D．having been told |