No passenger is allowed to stick his head out of the window lest ____.
A. he is hurt
B. he be hurt
C. he will be hurt
D. he is to be hurt
第1题:
第2题:
在平均气动弦上,以下四点中,位于最前面的是 。 On the mean aerodynamic chord, among the following four points, the most forward is .
A.握杆中性点 Stick-fixed neutral point
B.松杆中性点 Stick-free neutral point
C.握杆机动点 Stick-fixed maneuver point
D.松杆机动点 Stick-free maneuver point
第3题:
A、his’
B、his
C、he’s
D、he
第4题:
3、在平均气动弦上,以下四点中,位于最前面的是 。 On the mean aerodynamic chord, among the following four points, the most forward is .
A.握杆中性点 Stick-fixed neutral point
B.松杆中性点 Stick-free neutral point
C.握杆机动点 Stick-fixed maneuver point
D.松杆机动点 Stick-free maneuver point
第5题:
在平均气动弦上,以下四点钟,位于最后面的是 On the mean aerodynamic chord, amont the following four points, the most aftward is .
A.握杆中性点 Stick-fixed neutral point
B.松杆中性点 Stick-free neutral point
C.握杆机动点 Stick-fixed maneuver point
D.松杆机动点 Stick-free maneuver point
第6题:
在平均气动弦上,以下四点中,位于最前面的是 On the mean aerodynamic chord, among the following four points, the most forward is .
A.握杆中性点 Stick-fixed neutral point
B.松杆中性点 Stick-free neutral point
C.握杆机动点 Stick-fixed maneuver point
D.松杆机动点 Stick-free maneuver point
第7题:
【单选题】7. 对于一个头指针为head的带头结点的单链表,判定该表为空表的条件是()。
A.head→next==NULL;
B.head==NULL;
C.head→next==he;
D.head!=NULL;
第8题:
You are signing on a deck officer,who will be designated as one of the GMDSS operators,before sailing foreign.Which statement is TRUE ________.
A.He/she must have an STCW certificate endorsed as“Valid for Service on Vessels Operating in the GMDSS System”
B.He/she must present either an FCC-issued license or a Coast Guard-issued license
C.You must consult the“List of Qualifications”on the reverse of his/her FCC-issued license
D.His/her Merchant Mariners Document must have an added endorsement as “Radio Electronics Officer”
第9题:
Window对象是一个优先级很高的对象,包含了丰富的属性、方法,以下代码段是使用Window对象的alert方法的实例,它的作用是? <html> <head></head> <body> <script language="Javascript"> window.alert("OK"); </script> </body> </html>
A.消息框
B.提示框
C.确认框
D.关闭
第10题:
6、Window对象是一个优先级很高的对象,包含了丰富的属性、方法,以下代码段是使用Window对象的alert方法的实例,它的作用是? <html> <head></head> <body> <script language="Javascript"> window.alert("OK"); </script> </body> </html>
A.消息框
B.提示框
C.确认框
D.关闭