______ he referred to in his article was unknown to the general reader.
A.That | B.What | C.Whether | D.Where |
Mark Zuckerberg is the founder of the site Facebook , ______ you can have a look at each other’s pictures.
A.where | B.which | C.when | D.as |
It surprised us all ______ Kate made such big progress in this final exam.
A.when | B.that | C.how | D.whether |
_______ ninety-nine percent of the panda’s diet is bamboo, it also eats corn, apples and sweet potatoes.
A.If | B.While | C.Because | D.Since |
The manager demanded that the workers extra hours to complete the task ahead of time.
A.worked | B.would work | C.work | D.had worked |
to agriculture , the new technology will increase grain production.
A.Applied | B.Having applied | C.To apply | D.Applying |