A. to stand
B. standing
C. stood
D. would stand
[主观题]Tina sat under the tree half an hour ago.(用now改写)Tina ________,________under the tree now.
[单选题]He( )the problem in his study for a long time.A.studiedB.was studyingC.has
[单选题]Important______his discovery was, it was regarded as a matter of no account
[单选题]Up until that time, his interest had focused almost _____ on fully mastering the skills and techniques of his craft.[A] restrictively[B] radically[C] inclusively[D] exclusively
[单选题]—Shall we sit up here under the tree or down there near the water?— ____A.I
[单选题]He( )up a correspondence with his friend in New York for over a year.A.was
[问答题]A few minutes later the doctor came out of his room for the third time.
[问答题]A few minutes later the doctor came out of his room for the third time.
A father in the UK has____ a wonderful idea to send his kids to school on time.
[单选题]Tom was ten years old. One day his friend Jack said to him, “I am going to