After the earthquake, the president _____ a three-day period of mourning, the first-ever event of its kind for ordinary people.
A.suffered | B.declared | C.confirmed | D.informed |
We won’t go to the park if it ______ tomorrow.
A.is snowing | B.will snow | C.snows | D.snowed |
Jack is the most intelligent man____ I’ve ever met.
A.that | B.what | C.which | D.where |
While______ in Scotland, he made friends with the native there.
A.working | B.worked | C.he works | D.he is working |
--- Have you really been to visit the Bird’s Nest in Beijing?
---- I ______ it last summer vacation.
A.do visited | B.do visit | C.did visited | D.did visit |
Ten minutes had been made full ____ of ____ the problem.
A.using; studying | B.use; to study |
C.to use; to study | D.use; studying |