系动词: 1. be (am/are/is, was/were) 2. "感官"“…起来” look, smell, taste, sound, feel 3.“变化” become, get, turn, grow, go… 4.“持续” keep, stay…
Related Conception (相关概念)
the book already? (take)
3. The radio says it _w__i_ll__b_e___ cloudy tomorrow. (be)
4. I hear they _h_a__v_e__r_e_t_u_r_n__e_d_ (return) it already.
5. I didn't know what time he __w__r_o_t_e the letter. (write)
3. The teacher asks us __B__ Jim can come back on time. A. that B. if C. when D. what time
4. Does anybody know ___C___ we will have a sports meeting this weekend or not . A. if B. where C. whether D. that
宾语从句__语__作用,可以作 动词的宾语,也可以作介词的宾语。 宾语从句必须用_陈__述__语序。
句子结构:主句+引导词+宾语从句
(主+谓+其他成分)
I know who he is. 引导宾语从句的连词: that, if, whether; 连接代词: who, whose, what, which; 连接副词: when, where, how, why等。