【单选题】I feel somewhat encouraged through the course.
【多选题】防水混凝土抗渗试件的说法中,正确的是( )。
C.
连续浇筑混凝土每 500m 应留置一组( 6 个)
【单选题】I admire the actor ,because he is a poet. [ ]
【单选题】I feel it hard to keep up with my classmates. But whenever I want to _______, my teacher always encourages me to work harder.