— Where is Mr. Wang?— He is not here. He must _______ the students’ papers in the office.
#101138
A
correct
B
have corrected
C
be correcting
D
corrects
推荐题目
 ---I know you _____ for Shanghai. When shall I come to pick you up? ---The train _____ at 9:30, so you’d better come here at 8:30.
#102980
A
leave; leavesC. are leaving; leaves
B
are leaving; is leavingD. leave; will leave
The wet weather will continue tomorrow, when a cold front ______ to arrive.
#104956
A
is expected
B
is expecting
C
expects
D
will be expected
Professor Williams keeps telling his students that the future________ to the well­-educated.
#101497
A
is belonging
B
is belonged
C
belongs
D
will be belonged