He appears ______ a long time. He is impatient for my arrival.
#98566
A
to wait
B
to be waiting
C
to have waited
D
to have been waiting
推荐题目
The book __ by him is difficult __.
#97404
A
wrote; understanding
B
written; to be understood
C
writing; understand
D
written; to understand
This is the best way they have thought of _____the ______miners.
#97208
A
rescuing;burying
B
to rescue;buried
C
to rescue;burying
D
rescuing;buried