____ is known to all, persistence is a kind of quality and that’s ____ it takes to do anything well.
A. As; which B. It; which C. It; what D. As; what
Heads from different countries gathered in Amsterdam and President Xi jinping _____ a speech on nuclear safety.
A. stated B. issued C. delivered D. addressed
Inner beautity takes _____ a casual glance to appreciate and it is much more importnat than physical beauty.
A. more than B. less than C. other than D. sooner than
She _____ her mother in appearance but they are different from each other in character.
A. resembles B. looks C. is similar D. likes
Scientists are increasely _____ that the earth is getting hotter because of carbon dioxide and other gases.
A. content B. conscious C. convinced D. common
For the sake of enough time for study and rest, students are _____ from using cellphones in our school.
A. encourged B. forbidden C.required D. kept
