By boat is the only way to get here, which is _______ we arrived.( )
where
when
why
how
It is reported that many a new house ____ at present in the disaster area in Gansu Province.
Not only a little girl but also adults ___ a growing appetite for junk food nowadays
All we need a small piece of land where we can plant various kinds of fruit trees throughout the growing seasons of the year.
Generally, students’ inner motivation with high expectations from others ______ essential to their development.
The university estimates that living expenses for international students ________ around $8,450 a year. which ________ a burden for some of them.