Today Bob contradicted Ms. Li, our math teacher, in class, _____ made her angry with him.
| A．that | B．which | C．what | D．who |
If you ______ half an hour every day for English reading, you are sure to improve your reading ability.
| A．set aside | B．put away | C．take up | D．give off |
Hi, somebody ______ the window, please. It’s too cold in here.
| A．closes | B．close | C．will close | D．is closing |
______ you think you can or not, you must finish the project before Friday.
| A．If | B．Unless | C．Though | D．Whether |
Good news-two of our classmates ______ into Tsinghua University in advance!
| A．have admitted | B．have been admitted | C．admit | D．will admit |
．Now natural disasters happen one after another, ______ warns man to treat nature kindly.
| A．it | B．that | C．which | D．as |