A To see B Seeing C Having seen D Being seen 答案 Seeing Mark often attempts to escape whenever he breaks traffic regulat 点我阅读全文
It is our purpose in this section to introduce the basic meaning of the solution of a differential equation. 下划线部分在句中做 。 点我阅读全文
与电压源相连的灯形成一个简单的电路。A lampto a voltage source forms a simple circuit. A connect B connected C to connect D connecting 答案 点我阅读全文
A more B many C farther D far 答案 far We show that a discriminatively trained, multi-layer capsule system achieves state 点我阅读全文
This company was the first portable radios as well as cassette tape recorders in the world. A producing B to produce C h 点我阅读全文
A 一般过去时 B 现在完成时 C 现在进行时 D 一般现在时 答案 一般现在时It is shown that a concentration on the preservation of routing abilities might 点我阅读全文
A 一般将来时 B 一般现在时 C 一般过去时 D 现在完成时 答案 一般现在时Computers are powerful tools which perform fast, accurate calculations over hug 点我阅读全文
Vitamin B9 — also known as folate(叶酸)— can be found in many fruits, vegetables and beans.该句中的插入语是A Vitamin B9 B also kno 点我阅读全文
A对B的影响是A effect of A to B B effect of A in B C effect of A with B D effect of A on B 答案 effect of A on B 点我阅读全文
The oxygen equipment made it possible for climbers to rest very high altitudes.A in B on C at D as 答案 at 点我阅读全文