We all consider ______ important that we should put theory into practice.
A.that | B.which | C.this | D.it |
The English teacherher students how to improve their comprehension skill since last week.
A.has told | B.is telling | C.has been telling | D.will have told |
---- Sorry, I have to ______ now. It’s time for class.
---- OK, I’ll call back later.
A.hang up | B.break up | C.give up | D.hold up |
Before a problem can be solved, it must be obvious ______the problem itself is.
A.what | B.that | C.which | D.why |
In the global economy, a new drug for cancer, it is discovered, will create many economic possibilities around the world.
A.whatever | B.whoever | C.wherever | D.whichever |
Shortly after suffering from a massive earthquake and to ruins, the city took on a new look.
A.reducing | B.reduced | C.being reduced | D.having reduced |